calcrete uranium - hyvista corporation

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simplifying MAPPING AIRBORNE HYPERSPECTRAL IMAGING WWW.HYVISTA.COM 11/10 Gladstone Rd., Castle Hill, NSW 2154 Tel 61.2.8850.0262 Fax 61.2.9899.9366 The Yeelirrie Uranium deposit is a carnote ore body hosted by valley-fill (groundwater) calcrete that is spaally and genecally related to Cretaceous - Terary palaeodrainage channels. Located towards the northern margin of the Archaean Yilgarn Craton in the North Eastern Goldfields, WA, it is the world’s largest surficial uranium deposit with reserves of approximately 50,000tons of U3O8. The calcrete bodies developed atop a permeable clay-quartz alluvium that fills the paleochannels which have been subsequently buried in alluvium. Uranium Exploraon - Calcrete Hosted Yeelirrie, Yilgarn Craton, Western Australia Exploring for poorly exposed calcrete The 100 plus bands of the airborne hyperspectral scanner, HyMap, provide a means of mapping specific minerals and mineral assemblages related to surficial uranium ore deposion. High spaal resoluon (3-5m) and a versale air-based plaorm make mapping from deposit to district scale a quick, cost-effecve choice.

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Examples of hyperspectral-based mapping and exploration for calcrete-hosted Uranium.

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Page 1: Calcrete Uranium - HyVista Corporation

simplifying MAPPING

A I R B O R N E H Y P E R S P E C T R A L I M A G I N G

WWW.HYVISTA.COM11/10 Gladstone Rd., Castle Hill, NSW 2154 Tel 61.2.8850.0262 Fax 61.2.9899.9366

The Yeel i rr ie Uranium deposit i s a carnotite ore body hosted by va l ley-fil l (groundwater) ca lcrete that i s spatial ly and genetical ly re lated to Cretaceous - Tertiary palaeodrainage channels .

Located towards the northern margin of the Archaean Yi lgarn Craton in the North Eastern Goldfields, WA, i t i s the world’s largest surficia l uranium deposit with reserves of approximately 50,000tons of U3O8.

The ca lcrete bodies developed atop a permeable c lay-quartz a l luv ium that fi l ls the paleochannels which have been subsequent ly bur ied in a l luv ium.

U r a n i u m E x p l o r a ti o n - C a l c r e t e H o s t e dYe

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Exploring for poorly exposed calcrete

The 100 plus bands of the airborne hyperspectral scanner, HyMap, provide a means of mapping specific minerals and mineral assemblages related to surficial uranium ore deposition. High spatial resolution (3-5m) and a versatile air-based platform make mapping from deposit to district

scale a quick, cost-effective choice.

Page 2: Calcrete Uranium - HyVista Corporation

A I R B O R N E H Y P E R S P E C T R A L I M A G I N G

WWW.HYVISTA.COM11/10 Gladstone Rd., Castle Hill, NSW 2154 Tel 61.2.8850.0262 Fax 61.2.9899.9366

U r a n i u m E x p l o r a ti o n - C a l c r e t e H o s t e d

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HyMap hyperspectral data maps large areas (~1000km2 per day) at high spatial reso lution (~3-5m). Imagery and mineral map products are turn-key with quick turn-around and a ta i lored, thematic focus for your targets and mineral systems. Contact us today for a no-obl igation

quote and project assessment.

Located approximately 80km southwest of the Yeel i rr ie deposit in the eastern Murchinson region of WA; found in the 1970’s by BP Minerals v ia shal low carnotite shows

Mineral ised zones are associated with the val ley ca lcretes of the Lake Mason drainage system and formed over s imi lar granito ids to those at Yeel i rr ie

Hyperspectra l data reveals : - reg ional c lay formation and deposition (Hal loysite, Kaol inite and Nontronite ) -d istinctive paleochannel deposition of su l fates (Gypsum ) , c lays (Mg-rich Smectite ) and carbonates (Dolomite and Calc ite )

“Mg-rich smectites at-surface indicate obscured, uranium-rich dolomitic

bodies at depth; only HyMap can map these alteration systems. ”