te 1. showing lo~u~ion of Nevada molybde~~m ~ c c u ~ ~ e n c . * * . . . . . . . . o r e r e r . . .

... I I I

DENUM URR

widely d~stributed i n

osits; 3) complex lead-zinc and zinc; and 5) pegmatites~

si ts , WuIfenite occurs i n oxidized lead-zi und as oxidation products

commonly are associated with the molybdenum occurrences~

Large amounts of molybdeni te concen~rates have e Robinson (Ely) mining

d-zinc mine i n the

roductjon, d ~ v e l o ~ e n t , a tate are given in t

y of each of the 'I

INTR

ort briefly describes each occurrence of m rovides a summary of our resent know ledge base

nd unpublished; n most cases this inform ns. Many o f the descriptions of the i

nd some undoubtedly are inaccurate, h occurrences (~ncluding many recen uses, bene~iciation, etc, has not

iscoveries) are inc en given; for this

ureau of Mines Information Circular 7784, Moly

The author and the Bureau wi I I ap eciate receiving inf~rmation about other m occurrences i n the State, as we1 1 as additional data or corrections for the occurre~ces de- scribed here ., Any i n ~ r m a t ~ o n on molybdenum occurr~nces acquired after the publication of

for exam~nation rt wi I1 be placed on fi le at the Nevada Bureau of Mines where i t wi I I be bl

rmat~on to make this rep

in Nevada, distribute lybdenum ore miner

Ius ~lsemann~te occur in t

Molybdenite occurs as dissem

denum oc~urrences~

The porphyry cop~er mines in the ~ob~nson (Ely) m ~ n ~ n g distri reciable amounts of mo~ybdenite concentrates as u lfeni te ~oncentr~tes were duced from the Shen rings mining district e molybdenum co sgood Mountains by e l l Mine, Inc. A sm

lock during 1915, been no other known molyb

portedly were sh not been determi

MAR K ET 1 N At present, molybdenum is mar

ore, in nearly all cases, cannot be that the concentrate c o n t ~ ~ n as m nd less than 0.5 perce

cen~rates bring roughly

le mainly as ~o~ybden i te concentr ithout being concentr~ted 9Q percent molybdenum dis

ome buyers require

per, whi le others wi I I accept und of cont~~ned moly

NS U RR

ach occurrence of molybdenum minerals i n Nevada i s descr~bed below. N locat~ons, molybdenum production, development (workin s), geology, references, and base maps are given i f known.,

In the geologic descriptions, the names of molybdenum-conta~n~n I letters (i .e M ccurrences are number

inerals are printed

If the occurrence name i s not in capital lette grouped with other occurrences under a ~eographi formation about the specific area i s summ

I occurrence des riptions fool lowing a

Re~erences listed are those that actually mention the occurrenc the general geo re not listed. Unpublished ted. If no spec; es are listed for a gi

f molybdenum~ others

occurrence i s covered under a number of headings. tations from the reference. Each description includes a reference to th

ap that covers the area of the occurrence. ological Survey ~uadrangle maps, and top0 e latter have been compiled by the Army Map Service, 1 Survey, and are listed in indexes sue s, ~ ~ 2 ~ 0 , 0 0 0 s c

o I ybdenum production :

Reference: Base map:

2. NEVADAW ER MIN

Scott's camp; ~ungsten Mt. mine,

None M O ~ Y B ~ ~ N ITE occurs with gold-bearing minera I i ~ a t i ~ n along a shale-granite contact, Schrader, 1947, p. 330. U. S, 1~250,000 scale topographic map, Mi l le t t sheet.

ther name: Location: Molybderium production: Development:

Wonder mine Secs. 4(?) and 9(?), T. 1 None More than 66,000 feet of workings made i n mining s i lver and go Id.

N., R. 35 E,

copy of Nevada Bureau o f Mines Map 8, "Molybdenum occurrences in Nevada . ' I

4

Nevada Wonder Mine (Cont.)

eo logy:

Reference:

WU LFEN ITE occu vein, one of four dipping veins exten zones in Terti also i s present the veins contain abundant and rhyolite f pyrite. The o o f 1,300 feet but ~ o p p e r , lead,

3. CHALK M UNTAlN MlNlN

Loca tion: T. 17Nr, R . 34 olybdenum production: one. ve lopment: everal lead-si lver mines and p r ~ s ~ e c t s ~

Geology: Veins and bodies of lead-zinc m ~ n e r a l ~ fault zones i n Tr; s i c ( ? ) limeston porphyry stock that intrudes the limes

re mostly oxidized and cons~st of Ii quartz, calcite, garnet, epidote, c

NITE, galena, cer

Reference: Base map:

Other names: Location : Geology:

Yel low Pine distri

&NUM, vanadiu

to w~x-brown crys

I

I

oodsprings Mining District (

Re fe re n c e s :

Base map:

fractures cut these

some ang lesi te, sm

~uadrang le

4. Shenandoah Mine

Mo I y bde nu m production : In 1936(?) concentrate^ containing pproximately 20 tons m were produced from ,000 tons of wulfen- e was screened, and the wulfenite i n the

fines concentrated by abling, followed Several adits and later I workings totalin mainly made while mining lead-zinc The molybdenum ore was mined from an area 130 feet long, 160 feet thick,

eve lopment:

to 30 feet wide.

and hydrozincite i n lenses i n limestone.

quadrangle .

eo logy: N I T E occurs with cerussi ena, s ~ ~ t h s ~ n i t ~ , ted zones cu t~ ing

Base map: U . S, Geol Survey Shenan~o 5 Smithsonite Mine

Location: Molybdenum production: None,

Secs. 25 and 26, T, 24 S,, R . 57 E.

evelopment: ft, 210 feet of drifts, and which some lead, zinc, and copper have WU LFEN I T € has been observed

quadrangle

Geology: Base map: U . S Geol Survey Shenandoah Pe

6. Mobile Mine

Loca ti o n : Mo I ybdenum production :

Secs. 35 and 36, T. 24 S., R. 57 E. None *

n:

Y'

rim

Y

PR P

Reference:

Reference: Base map:

Molybdenum production:

15. ~ u a r t e t t e Mine

Mo~ybdenum ~roduction: Development:

rangle.

IXL mine, SE core seco 34, T , None x te n si ve work i

crystals i n four veins cutt i

ver 5 miles of workings on 13 levels extend^^^ feet lateral ly and to a depth of $70 feet; m mining silver, copper, gold,

9

Quartette Mine

eo logy:

Reference:

115. C~ARLEST

Location: Mo l y M e num production :

eology:

BUDGETGR

Location:

Molybdenum production^ eo logy:

Reference : Base map:

N lTE 1) in characteristic Square, tabular ora colored crystals, is very common throughout the m i does not necessarily indicate ore, It i s ~pparently o the later products of oxidation and occurs i n l i t t le and open fissures, implanted on the other minerals," wulfenite occurs al trict. The vein is

hornfels, and Preca~brian gneiss Ransome, 1987, p. 71

In the Spring Mountains (Charleston Range) None

LYBDENITE reportedly occurs with pyrite i n quartz

'I (I

T. 28S0, R , 61 E , None Several shallow shafts and adits, totaling about 600 feet, made whi le prospecting for gold and silver WULFENITE, and vanadinite up to 2 feet wide, striking N. in gneiss, Vanderburg, 1937a, p. 21 U S o GeoI Survey Crescent Peak 15' topograph~c quad- rang le -

. about 1 I /2 m i l s south of Crescent"; Sec.

ccur in a quart and dipping 35'-50~

16. RlSUE CANY

z Lake; may be same as Sweetwater (no, 75), 33(?), T o 9 N., R, 23 E.

Mo I y M e num prod uc t i on : Geology: LYBDENITE and P WELLIVE occur with scheelite i n

Base map: U S, Geol Survey Desert Creek Peak 15' topographic a contact metasomatic deposit,

quadrangle

10 LK TY

n:

n:

n:

i

E

'I 9. M~ff l f f lo~h Mine

e

se map:

lorence No, 1 -~

boca t i o n :

1

ELK UNTY (Cont.)

Florence No, 16 Claim (Cont.)

Base map:

3, Ivy Wilson Mine

location^

Mo I y bd enu m prod uc ti on : Development:

eo logy:

Base map:

B I N E T T E PROSPECT

Location: Molybdenum production:

eology:

Reference: Base map:

copper carbonates, quartz and hematite U, ~ g ~ a p h i c quadr

des, sulfides and s i licat

McArdle mine 5 miles southwest

ornite are disse

a 1- to 3-foot beds conta~n disseminated chalcopyrite and bornite ,, U . S , 1 :250,000 scale topogra , Wells sheet.

Sec. 4, T. 46 N., R . 61 E, None Small specks of M ELLITE after flake l i te are sparsely diss

trending contact with a granodior~te stock, Appreciable amounts of M E N I T E are found near the south end of the tactite body i n veins u ing a t right angles to the contact^ T

rtz and some garnet, pyrite,

ed limestone which occurs along

to 2 inches thick, fren

ranger, 1957, S . GeoI Sur Mounta~n 15l topogr

Loc a ti on : Molybdenum production^ Development:

Geology: . Pyrite, MOLYB ENITE, and minor chalcop~r i te oc

(?), P, 45 N*, R, 56 E.

Pits, trenching, and dr i l l ing done while exploring for or mining tungsten,

wi th finely disseminated scheeiite i n t

LK 13

tion:

7,

9. TE

olyb~enum pro

Reference :

Ensign mine which is 1 1

None

renches, three churn-dri II holes. TE occurs in quartz veins cutt i te i s u n c ~ n ~ o r m

ine (?) L) , T, 41 N., R , 70E.

None. Speciments o f WU are i n the American

ci te from "Tecom ral History and the

lifornia Bureau of Mines,

graphic map, Wells sheet,

14

30, LUClN MINING DlSTRl

ther name: Pilot Range. Loca tion:

th the ~ e v a d a and U

Reference :

31 *

inner S ta t~o~ , an a

~ o ~ y b d e n u m product~on~

Base map: ITE with pyrite in silicified rock.

0,000 scale topograph~c ma

UNTAlN MlNlN

location^ Molyb~enum product~on: None. Geology:

I, 31 N., Rs. 63 and 64 E.

Lead-silver and copper ores occur as replacement de i n limestone and as fissure veins. A 500-foot-w~de dike of granite porphyry extends east-northe sf. across the dis- trict, The lead-si lver d e p o s ~ t ~ contain ~ im~n i te , ceruss~te, - anglesite, W U L F ~ N ~ I ~ ~ and galena, Schrader, 1931 , p. 1 1 U, S o Geol. Survey Spruce ~ o u n t a i n 15' to

Reference: Base map: phic

uadrangle

LLY VARBEN MlNlN

Location: 9 S., Us. 65 and 66 E . Molybdenum production: None Geo logy : W U L F E ~ I T E occurs wi th cerussite, ang~esite, and re-

sidual kernels of g fed with north-t

lead-silver deposits are found only i n the extreme south- eastern part o f the district, A qu rtz monzonite stock crops out in the northern part of the district; copper- bearing quartz veins cut the stock and contact meta- somatic copper de sits occur i n the limestone and shale

, but no ~ o l y b ~ e n u m - ~ a r ~ n g minerals have been reported. Schrader and others, 1917, p. 200, U, S, 1:250,006 scale to phic map, Elko sheet,

Reference: Base map:

x

ELK 1

~ocation:

cur with schee~ite in

SMERA L UNTY

Locat~on: Mo l y bd enum produc ti on :

eve lopment:

eo logy:

(?), T. 4 N o , R e 38

oot incl ined sh thousand feet of onsiderable stoping on ining s ~ l v e r - ~ e a d ore.

workings on three lev the upper levels, mad Quartz veins occur in a shear zone 3 to 10

35 0

Location: Sec. 27! T , 2 N., R , olybdenum productio~:

oot shaft w i th

i

16 ESMERALDA COUNTY (Cont.)

Tonopah Divide Mine (Cont .)

References:

Base map:

36. L UNTAlN

Knopf, 1921, p. 166. Pough I 1937, pp . 57-64 U S. Geol Survey Tonopah 7 112' topographic quad- rang lee

Location :

Molybdenum p r o ~ u c t ~ o n ~ eo logy:

Reference: use map:

37. BLACK H

' I e on Lone Mo 14 m i les from Tono

Eng, & Mine Jour., vol, 76 (1903), p. 667. le topographic m

ther name: Location: Molybdenum ~ ~ o d u c t ~ o n : Geology:

Base map:

Al ice mine.

occur in tactite limestone) several hundred feet from a body of

artz veins cut the tactite.

38. Columbia

Location :

Molybdenum production: eo logy:

Reference: Base map:

39. Grandma(?) Shaft

Location: Mo lybdenum production: Geology:

Base map:

"At Columbia", deposit i s pro R, 42E. None

L Y ~ D E ~ ~ ~ E "with P LLITE, schee-

Horton, 1916, p. 87. U ,, S . Geol . Survey oldfield special to

sw 1/4 sec. 36, None

kite(?) i n the east face of the dump. Thin quartz vein- lets i n the alaskite contain grains of pyrite. The alaskite makes up only a very small fraction of the total dump, Plate 1, U. S. Geol. Survey Prof. Paper 66.

40. R E D ~ M ~ T I ~ N MINE

17

Location: miles south of Hornsilver"; T. 7 S., R. 4 olybdenum production: eology: occurs i n mine.

Reference : Sanford and Stone, 1914, p., 1

41 BULLFR

ther name: Slate Ridge. Location: Moly~denum production: None *

T, 7 S., R . 41

lopment: 09Y urs sporadically as sm

irregular masses i n and between the quartz "individuals" of a 4- to Q-foot-wide quartz vein, striking N 70' W and dipping vertically, in granite. Pyrite, chalcopyrite, fluorite, galena, and chalcocite(?) also are found in the

ht-ye1 low needles and tufted aggregates of nt where the molybdenite i s oxidized ~

Reference: ase map: U S o 1 :250,000 scale topographic map,

Alum Gulch deposit; deposit; Sore n sen G hessher proper^; Mainly in secs. 2 and 3, T. 7 S o , R, 39 E. None Roper adit (approximately 900 feet long including sever short. laterals), dri l l holes, and extensive roads made whi exploring for moly~enum A northwest-trend;ng zone of weakness, a thousand feet wide and several miles long, occurs i n (C quartz monzon~te along the con ith a wedge of meta- sediments which of older (Uncl i t e porphyry to the southwest * The ave been silicified I

rties; Siskon property; t; Alum Creek deposit.

Geology:

ricifized, and argi I lized Flakes and rosettes of A4 E N I T E are sparsely dissemin ted through the sil

and sericitized Cottonwood quartz monzoni te and along the edges of quartz veinlets i n the I tered Cottonwood quartz monzonite. Pyrite also i s present, but copper minerals are almost comp le t~ l y bsent. Limonite, iron

18

43, M Y bE

UNTY (Cont.)

sulfate, jarosite, and other oxidation products are abund molybdenite and pyrite also are found. LYBBITE(?) i s present but d ~ ~ f i c ~ l t to

rang le I)

ther name: Location:

Molybdenum product~on~ eo logy:

opper anyo on prospec t Sec. 16(?), T o 7 S., R . 39 C a l ~ ~ o r n i a - N e v a d a line None a

ne hundred feet above c

rang le

EURE UNTY

44, MINERAL HILL MININ

Location: enum production:

en cuts, adits, nd shaI!ow stopes total~ng 3/00 made while mining silver and some gold, copper, and zinc.

eo logy: uartz, wall-~ock ~ r a g m e n t ~ ~ c ~ i ~ i t e , trahedrite, galena, copper c

PYrQ site , po iybasi te I steffani te I pyrite I nd ined in re~lacement bodies

and as breccia-f i l l~ngs i n the more intensely shattered

19

Mineral M i l l Mining

rt of a breccia zone in Paleozo~c limestone. The brecci zone trends north, and i s quarter of a mile long

I hundred feet wide, Three highly altered dikes, east, cut the limestone i n the vicinity of the or

uad-

Loca t io n : Molybdenum produc tion:

evelopment:

eology:

References :

Base map:

46. ANTELOPE MINE

ther names: Location: Molybdenum production: Development:

nd 19 N., Rs, 53 and None Numerous mines and prospects wi th extensive workings made while mining lead-si lver ore WULFENITE i s relatively abundant and widespread in the oxidized ore of the district. Many excellent specimens have been found. M LYBDENITE also i s present i n the ore, but only i n a fe spots, and i n sm I I amounts. The mineral deposits of the district are replacement chimneys, irregular bodies, veins, cavern linings, and bedded

iated w i th fissures, mainly i n Cambrian lena, pyrite, arsenopyrite, and s

are common below the zone o f oxidation. cerussite, anglesite, and mimetite occur in the zone which extends to a depth of 1, 00 feet. MBLYB-

mounts i n the slag and other waste products resulting from the smelting of the Eureka ores. Blake, 1878, p. 559. Gianella, 1941, p. 52. U quadrangle

ENUM i s present i n

S. GeoI a Survey Eureka Mining District topograph~c

Fish Creek Wells mine; Eather mine, Secs. 17and 18, T. 17 N., R , 5 None. A 350-foot adit, 240-foot raise, and other workings total- ing about 1,000 feet; apparentl~ made in the 1800's while exploring the lead-si Iver-zinc veins, After 1928, some stripping and trenching were done while developing the M 0 LYB D E N U M d e po s i t

20

Antelope Mine (Cont.)

UN TY (Cont .)

Geology:

Reference :

118. ELLlNl MINE

eology:

Reference: Base map:

Pyrrhotite, sphalerite , and tact metasoma tized I imesto

LYBDENITE occur in con- ong the edge of a granit cut the limestone c the ~x ida t i on prod

ue Peak 1 5 I to d- rangle.

Black Iron mine, South-central part of sec. 35, T. 16 N., R e 5

one. pen cuts, a 176-foot adit, a 305-

and over 1 , 200 feet of drifts and cro mining manganese Several pipe-shaped bodies of psi lomelane and pyrolusite occur i n P a l e o ~ o i c Iimestone. The ore conta preciable zinc and nickel, and a l i t t l e cobalt, vanadium , and M Binyon, 1948 * U * S o Geol. Survey Cockalorum Wash 15' ~opogra quadrangle

ther names: Location: Molybdenum product~on: Geology:

Base map:

~ocation: Mo I ybdenum produc tion:

esert View; Leonard ec. 35(?) , T, 43 N,

None E N l T E assoc~ated with pyrite, chal-

r minerals, and scheelite(?) occur i n a tactite zone adjacent to gr scale topographic map, Vya sh

me as Snow Greek (No, 47). bly i n T. 41 N,, R e 27

LY~D€NITE i n e~~dote-r ich skam.

1

Loca tion: y S E ~ / 4 s e c ~ 33, T, 49 N,, R e 37

Reference :

50, Getchell Mine

Loca t io n : Mainly sec. 33, I, Molybdenum production: In 1938, 19,05 (?) concentrates

by Getchell Mine, conta~ning 45.4% mo Inc. It i s not known whether this production c the GetcheII mine or from other mines i n th Mountains. Extensive underground workings and pits made whi le

ing gold and tungsten. LYBDENITE, chalcopyrite, and pyrite are associ

evelopment:

Geology: wi th scheelite i n tactite zones i n limestone northeast side of the gr nodisrite stock i n t central part of the sgood mountains^ MQL and minor ILSEMA fed with orpiment, realgar, marcasite, and stibnite i n granodiorite dikes and s i l l s that have enetrated siliceous gold ore occurring i n the sheared shal i n and along the hanging wall of the north-northwest-trending Getchel I fault. Hardy, 1941, p. 147. Joralemon, 1951, p. 273. U quadrangle . S. Geolo Survey Osgood Mountains 15' topogra

References:

Base map:

51 Chase Prospect

Location: Mo I y bd e nu m produc t i on : Development: Geology:

Reference:

Base map:

N W 1/4 sec, 4, T. 38 N., R e 4 None Pit made while developing a tungsten deposit. Scheelite and POWELLITE occur i n sheared argi l l i te in the north-trending GetcheII fault along the east side of the granodiorite stock i n the north-central part of the Osgood Mountains. Hobbs and Clabaugh, 1946, p. 19. U S, Geol Survey Osgood Mountains 15' topograp~ic qoadrang le

4

22 UNTY (Cont.)

52. Riley Mine

Other names: boca ti on : Ms lybdenum production^ None Development: de while mining tun

pyri te , spha leri te , bismuth i ni te , occur in c o n t ~ c t met side of the granodio

Rei I ly mine; Dern North part o f sec

eo logy:

ood Mountains*

hic Re fe ren c e :

ranite Creek Mine

Location: Molybdenum production: Development:

eo logy:

Reference: Base map:

54. B L Y RUN MIN

Loca tion : Molybdenum production:

eo logy:

Reference: Base map:

Other name: Location: Molybdenum production:

Southern part of secs. None- Adits, glory holes, pits, and trenches made while mini tungsten

lite, and sporadic pyrite TE, occur i n irregular

tact i te i n contact metasom south side of the granodio

~ u ~ d r a n g le

Sec. 11, T. 38 N., R e 37 None. Scheelite and M ENITE occur in a 1,

Winnemucca Mounta~n T, 36 N., 8. 37 E. None.

k

3

logy:

NTAIN MI ISTRl

tion:

Reference :

7 .

T

n:

se map:

Y 3 3 t l 3 NVlaNI "19

131tllSlCI 3NINIW SIM31 "09

P

UNTY (Cont.) 5

Reference :

"In the iointing of the coun

nite crops out nearby. " mmons, 1910, p. 118,

hi c

63

location: 7 N,, Rs, 47 None

64. REESE RIVER MlNlN

Molybdenum p r o d u ~ tion:

Geo~ogy :

Reference:

Austin mining d ~ ~ t r i ~ t ~ The molybdenum o~curren

None I

h a ~ e r ~ t e , t e t r ~ h ~ ~ r ~ t e , and ~ r ~ u s t ~ t e i n veins cut t in

65, BIRCH CREEK M ~ N ~ N ~ D I S f R i

~ o ~ ~ t i o n ~ The molybdenum o 26, 35, and 36, T

Mo I y bdenum produ c ti on : None eology: urths of a n i n c h

Reference : Base map:

re scattered through gu diorite. Serieite

Roberts M ~ u n ~ a i ns 1.5 ' topogra

I;

LA

PATP MI

Re fe re nc e :

The tungsten depos~ts 5 . I E.; secs. 30 an sec e 4 S . , R, 56 %.

one Scheelite occurs i n tactite (contact metasomatized l ime- stone) along the western side of two granite stocks. Some of the richest tungsten ore i s i n small masses of calcite- fluorite-sphalerite i n marble remnants adjoining tactite.

OWELblTE i s present i n the en deposits, and the ye1 low-fluorenscence of par e schee I i te suggests that i t contains some MOLYB M. ~ O L Y ~ ~ E ~ I ~ ~ , ~ a ~ t i ~ i l y replaced by P ~ W ~ L i s found spar~ngly i n a quartz lens i n tactite 00 feet south of the Lincoln mine Wyant and Lemmon, 1951 U, S o 1:250,000 scale to~ographic map, Caliente sheet.

Reference : Base map:

TY 7

WAY IN TRlCT

71. Y

UNTY ( ~ o ~ t * )

o l y b d ~ n u ~ production:

74 (I

hi c

ther names:

~ o c a ~ i o n : Molybdenum production^

NIT€ depos~t outc~op5 on the sur

i n flakes, seams, and p o ~ k ~ t s ” ~

Sweetwater (Cont.)

9

Reference: Base map:

qua~rang le

KEN HILL MIN

boca tisn: Mo I y bdenum prod uc t i on:

At least six silver-lead veins, stri

e fe r enc e : use map:

~ s c a t j o n ~ o I y bdenu m prod uc t i on : ve lopment:

~ e ~ l o ~ y ~ Reference: Base map: p, Reno sheet,

7 ER M AIN MINE

~ o c a t i o n ~ and sec. 35, T, ' P

000 feet of workings ~ e v e ~ o p e d thr difs, made while minin masses and dikes o f g

mon-

30 UNTY (Cont.)

opper Mountain Mine (Cont.) _I_

e fe renc e : use map:

ther name: Loca tion: Molybdenum p roduc t~on~

eveiopment:

eo logy:

reference^ Base map:

80, B ~ V A R ~ MINE

olybdenurn production:

Reference: se map:

oni te porphyry, and occur masses i n contact -metas~~at i contact with the quark

s disseminations and lar d (garnet~zed) limestone in

lker lake sheet,

Nevada Rand mine. ( ? ) o r 30(?), T. 11 N., K O 3

5,000 feet of workings on six levels, made whi le mining gold and s i lver Whi te or yellowish platy crystals o f W ~ L ~ E N I T € are dis- seminated i n veins containing qu rfz , wa I I -rock fr cerargyrite, argentite, and a l i t t le tetrahedrite, pyrite, chalcopyrite, malachite, chrysocol la, tenorite, cerussite,

yrargyrite, and polybasite. The veins re i n a faulted and brecc iated zone, str ik ing northw andesite. The zone i s 20 to 200 feet wide long, and extends through the Bov the southeast

ic mp, Walker

Sec. 33, T. 1 1 N., R, 32 E, None Two parallel throughgoing veins, as wel l as several shorter veins and splits, occur i n the same northwest-trend in^ faulted and brecc~ated zone in which the Rand mine (No.

rock fragments, and a l i t t l e pyr i te and chalcopyrite. "Loca l l y the veins are sparingly streaked bluish wi th

LYBDENIT~ stains . . . . i s freely parallel marked with streaks and stringers up to 1/10 inch wide of bluish-black lLSE Schrader, 1947, p. 238, 240. U. S , 1:250,000 scale topographic map, Tonopah sheet,

) i s located. The veins consist mainly of quartz, w

and the quartz

UNTY (Cont.)

Location: Molybdenum production:

ther name: Location: Molybdenum produc ti

Base map: eo logy:

83. LUCKY B

ther name: Locat~on: Molybdenum p r o d u c t ~ ~ n ~ Geology:

Re~erence~ Base map:

84.

Loca ti o n : Mo I y bd enu m prod uc t i on : Deve lopment:

Luning; 'sulph~de pros Sec. 10, 7. 7 N o , R None

ELLiTE with scheeli

Hawthorne outh of Alum C

None Several tungsten de the Wassuk Range. has been contact

or 7 N,, R, 30

t s occur along the nod~or~te ~ntrudes l~mest~ne which

ring veinlets cut the t a ~ ~ ~ t e ~ "'s e are, in or near the con ta~ t zo

ores with silver, gold, M

Powell Mtn. 1 rang le

Probably T. 7 N,, R. 2 None

o s p ~ c t ~ n g for moly

ther names: i lot Range [sicl; Grah m ~prings; Linds Location: Molybdenum p roduc t~~n : None t)

Sec. 7(? ) , T, 6 No, R. 37 E,

i

3

Pilot M o u n ~ a ~ n (

Reference:

ther names: ~ o c a t i o n ~ Mo I y bd e num production :

eo logy:

Base map:

Loca tion: Molybdenum production^ Deve lopmen t: Geology:

Reference: Base map:

88. REDLICH

Location :

Molybdenum production: Geology: Reference: Base map:

5 N B I R, 34 E,

ontinuous zone e both Triassic(?) Q truded the vs lca the port ion o f the ve in system that i s i n c o n ~ a c t wi th the diorite body. The scheelite fluoresces pale yellow,

which averaged about one-half con~entrates Kerr, 1936.

robably because o f the presence of M

graphic map, Walker

A t (?) Redlich, a former town, i n sec. 17(?), T, 4 Ne, R, 36E. None M O ~ Y 5 Q E N l ~ ~ occurs i n quar Sanford and Stone, 1914, p. 120, U S ., 1 :250,000 scale topographic map, Tonopah sheet.

UNTY (Cont.) 33

89. TEELS MARS^

name : on:

D eve lopme n t: Geo logy:

Base map:

Molybdenum production: Geology:

Reference: Base map:

Marietta. " In the hi l ls west o f Teels Marsh." None II

ungsten ore . - ' I eelite occurs i n t

"3 miles northeast o f Queens"; sec. 9 1 (?), T. 1 Nc,

None ., Quartz, scheelite, fluorite, and M tacti te (contact metasomatized sedimentary rocks) near the contact with quartz diorite * Kerr, 1946, p. 176. U S, GeoI Survey Whi te Mountain 30' topographic quadrangle

LYBDENIITE occur in

NYE COUNTY

91 WNEYVlLbE MINE

M~lybdenum ~ r o d ~ c t ~ o n : eve lopment:

Geology:

Reference :

92. B A R ~ E ~ ~ N A MINE

~ o c ~ t i o n : M o I y bdenum p r o ~ u c t ~ o n :

Sec. 11, T, 1 No , R e 36 E, None Numerous shallow shafts wh i le mining lead, and some silver and z inc. The ore occurs i n Triassic limestone *

nd "grass roots" stopes made

e- l ike areas o f cross fracturing in st of the ore is oxidized and consists aining cerussite and WUL~ENlTE*

d galena are present i n the

dise Peak 15' top

nish Belt mine. Sec. 21(?) , T , 10 N,, R, 45 E . N o n e e

34 NYE

Barcelona Mine (

eve io~ment:

Re fe re n c e :

M MI

Loca t io n :

Lo c a t ion :

References :

Base map:

Location : o I ybdenum production: None (.

35

M ~ n h a t t a ~ Min in

E N I T E from the n h ~ t t a n m ~ n ~ n ~ School of Mines museum

RTY I____.

97, HALL

h e r name: Loca tion: Molybdenum p r o ~ u ~ t j o ~ ~

Re fe ren c e s:

ase map:

1onopah .. ne 0

ly (as very thin, ~ o ~ o r i ~ s s ates wi th diametr

on the edges) in some o f the veins i n porous q a ~ s o ~ ~ ~ t ~ d w i th iodyrite, barite, and gypsu

Reference : Base map:

36 OUNW (Cont.)

ICT

Location: ak Spr~ngs" , T o Molybdenum production:

eology: TE and scheelite, the molybden~te lar I occur together i n

l i te also is present i n other veins which c and granite, and in garnitized limestone stock. The powel l i te is du l l gray, an masses (up to several centimeters acro bent and twisted in different directions morphic af ter molybdeni te, The amount o f unaltered molybdenite varies from a considerable quantity to none

It, An analysis of this powellite gave only a trace of

Schaller, 1911, p. 81-83. Reference :

RSHIN UNTY

SE CREEK MINE

Location: Mo I y bd enu m prod uc ti on :

Sec. 6, T. 34 N., R. 37 None

t adi t wi th some workings, m de whi le developin

Scheelite occurs, wi th some pyrite an a Icopyrite , and halerite, arsenopyrite, and LYBDENITE, in

smal I quartz veins and disseminations throughout a &foot- th ick tact i te layer (contact metasomati~ed calcareous arg i l l i te bed) and adjacent argillite.. Bodies of granite and granod~orite crop out me distance to the east, south- east, and southwest. Two varieties o f scheelite occur either separately or as irregular intergrowths i n the same crystal: one variety fluoresces bluish-white and contains about 0.05 percent UM: the other variety fluoresces l ight ye l l ins about 1.8 percent

U . S. G a l Survey Rose Creek 15' to graphic quadrangle ~ Reference: Base map: MILL ClTY

ther names:

Location:

Tungsten; Nevada-Mass; includes Stank and Humboldt mines described below.

6, 27, 34, and 35, T. 34 N., R . 34 E,

eve lopment:

eology:

901 Stank Mine

Location : Molybdenum p roduc t~on~

eology:

Reference: ase map:

. Humboldt Mine Location: Molybdenum p r o ~ u c t ~

eo logy:

Reference: ase map:

ERSH I N

ny thousands o f feet of u ~ d e r g r o u ~ d workings, as extensive open pits, made w h i l e min in Scheelite occurs i n varyin amounts i n 1 - to t i t ized limestone beds, w e ly spaced i n hornfels, west and south o f a stock o f g ranod~or i te . Some scheelite also i s present i n qua in the tactite and sur o f pyrrhoti te I cha Ico are disseminated through the tactite. fractures which cut gar tactite,

veins which f i l l tension f r

SE1/4sec. 27, T , 34 N,, R, 34 E . None

E N l T E i s found i n a smaII concentr~t ion a few nd a b w t six inches in width occurri

300 level i n the Stank mine just north of the s [and] i s widely d ~ s t r ~ b u t e ~ i n small levels .

quadrang le .,

st-cen tra I part f sec. 34, T . 34 N,, R , 34 E.

I T E " i s widely d ~ s t r ~ b u t e d i n sm levels of the ~ u m b o l d t [mine]

urvey Eugene Mounta~ns Are Kerr, 1934, p. 30.

quadrangle

L Q C ~ tion: T. 33 N., R. 34 E . lybdenum production: None

A n a d i t and p i ts made w h i l e explor ing for or mining tungsten

i

w o r ~ ~ ~ g s From which 50

HIN 39

arfield Force Mine

None

, ~ o v ~ l o c k sheet,

Y TY

s in the oxidized zone of the hundred feet of the sur

ek

w E TY

7 . E

~ ~ ~ d ~ n u r n production:

4

40 WASH

._. H i Il-Johnson Prospect (

small shallow pit . ark to pale-blue molybdenu cur on quartz str~ngers forrni

i n schist. The zone trends nort and can be traced for sever

urvey Reno 15' to

leish elow hydroelectric plant a t Fleish; sec a

M o I y b d e ~ u ~ production :

Base map:

1'10.

L o c a t ~ o n ~ t; center of sec 3 olybdenum p roduc t~on~ eology: NN~T~(?) co

Itered to silica b ey Mt. Rose 15' to

111. MC MURRY

Loca ti 0 n : Molybdenum production: Deve loprnent:

NW 1 /4 sec. 36(?), T.

eology: " S m a i I bluish-gray metal l ic scales" of M and specks o f pyrite occur i n narrow quar a 15-foot-wide breccia zone, striking quartzi te H i l l f 1916, p . 41, 167, U. 5 . 1:250,000 scale topographic map, Ely sheet.

Re fe r e nc e : Base map:

Other names: Location:

Bald Mountain; Blue Bell group. NW 1/4 sec. 22(?), T. 4 N,, R. 57 E.

4

COUNTY (Gont.) 41

Molybdenum production: None

Base map: quadrangle

boc Q ti on :

Deve lopment: veral large open pi ines from which m i I l ion ounces

rs worth of rnolyb enite co~centr

over 4 bi l l ion pound of gold, and 7 mi llion ounces of silver have been produced.

ea~t-we$t zone, m

to control the loc

4 WHITE PINE C

i l ton mining district.

deposits o f the distr ict.

ES

R e ~ n e ~ u n d ~ J , A,, 1954, gs (Yellow Pine) d ~ s t r i c t ~

II, S , H o , 1907, A geolog~c r e ~ o n n issance i n southwestern fornia: U. S o I Survey Bull 30

ver, H. L., Jr,, C i n the Rob~nson m

er, J. J . , and Bre~tr~ck, R, A,,

I nyon , ., 19 n e s e - ~ ~ n c nickel de U. S. Bur. MinesRept. Inv. 4162.

, The ore-depos~ts of Eureka district, eastern Nev ing ~ n ~ i n e e r s Trans. v. 6, p. ~ 5 4 - 5 6 3 ~

Burgess, J A. I 191 1 , The halogen salts of silver and associate^ m i n e r ~ l s at Tonop con. Geology, v. 6, no, 1 , p. 13-

eology of the Searchlight district, lark County, Nev 906, p. 135-188.

Eissler, M e f 1898, ~ r ~ ~ t m e n t of silver ores of Silver: N e w 'fork,

s in @

43

ng. Min ing Jowr. , v e 7

1941, N e v a d ~ l s c ~ m m o n miner

ranger, A , E . , 5 II, M e Me, s Y

Hardy, R e A,, 1941, etchell mine: Am, Inst, Minin E n ~ ~ n e ~ r s Trans. vI 149-150; Tech

* L o , and Larsen, I I) Survey Bul I

Hewett C B ,

Hill, J , Me, 1 opes on some minin

Horton, F, W., 1 I 1 1 D

n.

n deposits near Mill i ty, Nevada: Neva ur. Mines and M Sch. Mines Bull, C

, The tungsten mi nera liza tion v o1 30 , no 5, Nevada State

, Tungsten mineralin tion i n the ~ n ~ t ~ d S .~

Knopf, Adolph, '19 p. 147-170.

ivide silver district, Nev

ounty, Nevada: Nev Univ. Bull., v,

D I 1923, M ~ n i n ~ district nd mineral resources of News- letter P u ~ l ~ s h ~ n

a ~ o i y b d e n ~ t ~ deposit,. Nye 4.

Petar, A. Vo, 1 slyladenurn: U ines cono om^^ Paper 1

ystallized powellife from Tonopah, : Am, M~neralogi§t,

Ransome, F. I,, 1 reliminary account o f districts i n southern Nevada: U .)

ullfrag, and other mining

Roberts, R . J,, 1943, The Rose Creek tungsten mine, Persh'ing ounty, Nevada~ U. S . GeoI. Survey Bull. 940, p. 1-14-

eak quadrangle, Nevada: U a S ,

ROSS, C . Po, 1953, The geology and ore deposits of the Reese River district, Lander Nevada: U 'D S (I GeoI Survey Bul I 997

Sanford, Samuel, and Stone, R . W,, 1914, Useful minerals of the United States: U. S. Geol. Survey Bull. 5

Schaller, W. T., 1911, Mineralogical note -- powellite from Nye County, Nevada: U. S . eol. Survey Bull. 490, p a 81-83.

chrader, F, C D , 1912, A reconnaissance of the Jarbidge, Contact, and Elk Mountain mining districts, E l k 0 County, Nevada: U, S o Geol, Survey Bull. 497.

1947, Carson Sink rea, Nevada: U. S. en-file report.

45

1931, Spruce M district, White Pine

fain district, unty [Nevada]: Nevada Univ. Bull., v e 25, no, 7, Nev

Iko County and Cherry Creek (Egan Canyon

sand Mackay Sch, Mines Bull, 14.

ct mining district, Nevad

r, F. C., Stone, R e We, and es: U, S . Geol. Survey Bull.

rd, Samuel, 1917! Useful miner

mith, W e C ,+, and Guild, P W * , 1942, Tungsten deposits of th Pershing County, Nevada: U. S. GeoI. Survey Bull. 936, p.

., 1917, The geology and ore de s i t s of Ely, Nevada: U. S.

Vanderburg, W O., 1937~1, Rec~nnaissance of mining districts in U. S. Bur. Mines Inf. Circ. 6964,

1937b, Reconnaissance of mining districts i n Mineral County, Nev. U. S. Bur. Mines I n f , Circ 6941

Wyant, D. G o , and Lemmon, D. M., 1951, Tungsten deposits i n the Tem Piute district, Lincoln County, Nevada: U. S. Geol. Survey open-file report.

46

lice mine, Elko ~ o u n t y a

s i t . * ) . o e * *

Antelope mine I) a

Austin mining district; see Amos * . e

Reese River min in d ~ s t r ~ c t 0 e ald ~ o u n t ~ i n ; see ddiie Tunnel 0

reek * e e - o e e e o . mine

Batholith mine a 0 * Belmont mining district .

district * ., . ning district

lack Worse mine m * a a

ibellini mine . * e e * m s . s . e

ddie Tunnel Bonanza mine I) a . a Bovard mine . . Broken H i l l mine . * * .

. a * . . . . . * I .

ect B e . * . . * . . .

i n mining district a ., ge . . . e * * B . .

Chase prospect . * . * . * * * S O

Churchill Butte Soldier mine . a . * . *

olumbia * . . . . omstock Lode . . * ontact mining district 0 9 0 opper Canyon mine, Lander County * ,, *

Esmera Ida County; see Copper Canyon pros

m i n e . . e up * e . . e . .

18

1

17

17

15 34

40 11

9 47 15 4 9 1

17

7 6

39 10

4

18 9

11

ssit . B e 0 0 D e 0

mining district * (I . t . o . e a a

* . a * *

6 . . O I . . . . . . .

G i b e ~ l ~ n i mine a * olconda min~ng district . . ,, olden Ensign mine e 0 0 0 a

oldfield mining district . ., * (. old Run mining d ~ s t r ~ c t ~ see Mol ly prospect . . . oodspr~ngs mining district .

Graham Springs; see Pilot M Mineral County a .

randm ma(?) shaft s 0 + 8 * ranite Creek mine * . + a Helen 5. Smith tunnel ~ ~ . .

y Eagle mine; see Indian Creek It

orp. Tunnel; see

7

14 31

19

11

4 3 1 3

19 40 11

13

16

3 4

31

10 4

uanorni mine ,. . . 39 Hall property - .I ., Hamil~on mining district; see

White Pine mining d rict * 0 * . 4

mith Tunnel * I) 10 7 Hermosa c laim * e r * * s e * *

Hill-Johnson pros ect - . e a e - - 3 Hoosier mine ~ ~ ., L) ~ ~ (. . ~ Huber t i i l l a * 1

tmine reek . . . . . . . . 8 . .

ect * * e e 0 s 0 . * . . . e e . * l

M o u n ~ a ~ ~ s a a L i n k a m i n e * Lone M ~ u n t a ~ n * 1 Lucin mining district a 14

. e . O @ e e

ills e 0 e e Maiuba H i l l Mammoth mine (I Manhat~an mining district dl Mariet ta~ see eels Marsh McArdle mine; see Ivy Wilson mine

oy prosp~ct ~ a *

1 yle pros~ect (D e ., 1

Milford mine * . a 7

Mobile mine * * * 0 * a a 0 * . s ect- . ~ 0 0 * 0 9 * 1 " * max Mineral claims;

see Molly prospect . a ass^; see Mi 11

late Ridge; see Bu I Ifrog- Geor

m ~ t ~ s ~ n i t e m i n e 0 nowCreek . * ., .. .I

on om^ ~ o u n t a i n ning d ~ s t r i c t * *

prospect . . .

mining district ~ ~ . ~ per p r ~ p e r t ~ ~ s ; see

r e o e . 0 e . .

arfield Mills . . *

weefwater . .

. a *

spect * . * 0 e . . e

W . ~ P ~ m ~ n e * . * @ . .

White Pine min~ng d i s t ~ i c t l e m i n e . e

(I

0 .

. r

*

*

.3

.

*

4

e

*

; see Nevada W 17 mine O . . . . . . . . O . . 5 Yellow Pine district; see 0 mining district * . . (. . * 3 district a - *

3 1 37 4

1 4

17

i

bY lJ

CHURCHtLL COUNTY L I N C O L N COUNTY

I S c o t t Prospect 2 Nevada Wonder M i n e 3 Chalk M o u n t o i n M i n i n g D i s t r i c t

C L A R K COUNTY 4 5 6 7 8 9

10 I I 1 2 1 3 1 4 I 5

I 1 5 I 1 6

Shenandoah Mine S m i t h s o n i t e M i n e M o b i l e Mine Whole M i n e Pilgrim M i n e R u t h M i n e Hermosa Cla im HOOSler Mine M l l f o r d M i n e C u m b e r l a n d P r o s p e c l Duplex M l n e Q u a r t e t t e M l n e C h a r l e s t o n R a n g e B u d g e t Group

D O U G L A S COUNTY 16

E L K 0 1 7 18 19 2 0 2 1 2 2 2 3 2 4 2 5 26

3 3 I17

Risue Conyon

COUNTY A l i c e M i n e H e l e n 8 S m i t h T u n n e l M a m m o t h M l n e B o n a n z a M i n e Copper S h l e l d Group F lorence No. 16 C l a l m IVY W i l s o n M i n e R o b i n e t t e P r o s p e c t Tennessee M o u n t a i n H u b e r H i l l G o l d e n E n s i a n M i n e .~ Owyhee Tecama L u c i n M i n i n g D i s t r i c t Fax Creek R a n c h Spruce M o u n t a i n M i n i n g . ~ D o l l y V a r d e n M i n i n g D i s t r i c t B a t h o l i t h M i n e

D i s t r i c t

E S M E R A L D A COUNTY 3 4 C a r r i e Mine 3 5 Tonopoh D i v i d e M i n e 3 6 L o n e M o u n t a i n 3 7 Black Horse Mine 3 8 Columbia 3 9 Grandma ( 7 ) S h a f t 40 Redemption M i n e 41 B u l l f r o g - G e o r g e Prospect 4 2 Cucomungo Deposi t 4 3 MC Boyle Prospect

E U R E K A COUNTY 4 4 Mineral H i l l M i n i n g D i s t r i c t 4 5 E u r e k a M i n i n g D i s t r i c t 4 6 A n t e l o p e M i n e

118 G i b e l l i n i M i n e

B O L D T COUNTY 47 Snow Creek 4 8 B a r t l e t t Creek 49 A m o s 5 0 G e l c h e l l M i n e 51 Chase P r o s D e c t i 2 R i l e y M i n e ' 5 3 G r a n i t e Creek M i n e 5 4 Bloody Run M i n e 5 5 Winnemucca 5 6 Sonoma M o u n t a i n Min lng D i s t r i c t 57 Golconda M i n i n g D i s t r i c t 5 8 Molly Prospect

59 Copper Canyon M i n e 60 L e w i s M i n i n g D i s t r i c t 61 I n d i a n Creek 6 2 v i o l e t S h a f t 6 3 Cor tez M i n i n g D i s t r i c t 6 4 Reese R i v e r M l n i n g D i s t r i c t 6 5 B i r c h Creek M i n i n g D i s t r i c t

119 L i n k o M i n e

66 P a t t e r s o n M i n i n g D i s t r i c t 6 7 Tern P i u t e M i n i n g D i s t r i c t

LYON COUNTY 68 Old S o l d i e r M i n e 69 S i l v e r C i t y M i n i n g D i s t r i c t 7 0 Benway M i n i n g D i s t r i c t 7 1 Y e r i n q t o n M i n i n g D i s t r i c t 7 2 M C coy Prospect 7 3 W 8 P M i n e 74 D e s e r t C r e e k Peak 7 5 S w e e t w a t e r

M I N E R A L COUNTY 76 B r o k e n H i l l M i n e 77 R a w h i d e M k n g D i s t r i c t 7 8 Copper M o u n t a i n M i n e 7 9 Rand M i n e 80 B o v a r d M i n e 81 D o u g l a s Prospect 8 2 G a r f i e l d Hi115 8 3 L u c k y Boy Are0 8 4 Cory Canyon 85 P t l a t M o u n t a i n s 8 6 Pine Tree Prospect 8 7 S i l v e r Dyke M i n e s 8 8 R e d l i c h 8 9 Teels M o r s h 90 Queens

N Y E C O U N T Y 91 Downeyvi l le Mine 9 2 B a r c e l o n a M i n e 9 3 R o u n d M o u n t a l n Mincng D i s t r i c t 9 4 Super ior Prospect 9 5 B e l m o n t M i n i n g D i s t r i c t 96 M a n h a t t a n M i n i n g D i s t r i c t 9 7 H a l l Proper ty 9 8 Tonopah M i n i n g D i s t r i c t 99 Ook Spr ing M l n i n g Dis t r ic t

R S H I N G COUNTY 100 Rose Creek Mine 101 S t a n k Mine 102 H u m b o l d t Mine 103 F i f t y - SIX Mine 104 E m p i r e M i n i n g O i s t r l c t 105 G a r f i e l d Force M i n e 120 I r o n Forge (7) P r o s p e c t 121 M a l u b a H i l l

S T O R E Y COUNTY 106 Comstock Lode

WASHOE C O U N T Y I D 7 Guanami M i n e 108 H i l l - Johnson P r o s p e c l I09 V e r d i I 10 s t e a m b o a t Spr ings

I I I M c M u r r y P r o s p e c t 112 Oddie T u n n e l I 1 3 Robinson Mining District 114 Whi te Pine M i n i n g D i s t r i c t

PRODUCTION IN POUNDS OF MOLYBDENUM Prospects

10,000- 100,000

Over 1,000,000

NOTE: Mine ond prospect numbers o r e keyed to l i s t beglnnlng on page

5 0 100 miles 0 t - - + H W I

late 1. M o p showing l oca t ion o f Nevada molybdenum occurrences. RVW