is ice a mineral? o minerals have a fixed crystal structure o minerals have a definite chemical...

Is Ice a Mineral?

OMinerals have a fixed crystal structure

OMinerals have a definite chemical composition

OMinerals are naturally occurring

OMinerals are inorganic (they have never been

living)

Mineral GroupsIdentifying Minerals Based on their

Atomic Structure

Silicates

OMake up 90% of Earth’s Crust

OLargest mineral groupOSilicon + Oxygen

OSi + OO-SiO4

Common Silicates

Talc Quartz

Common Silicates

Orthoclase

Feldspar

Beryl

Common Silicates

Chlorite

Topaz

Common Silicates

Biotite

Muscovite

Common Silicates

Olivine

Native Elements

ONot combined with other elements

Common Native Elements

Gold Diamond

Common Native Elements

Silver Sulfur

Common Native Elements

Copper Lead

Carbonate Group

OCarbon + OxygenO-CO3

Carbonate Group Properties

OTransparentOWhite streak

OPerfect CleavageOReact with acid

Common Carbonates

Calcite Dolomite

Common Carbonates

Malachite

Sulfate Group

OContain the Element Sulfur

OSGroup Property

Vitreous

Common Sulfates

Galena Pyrite

Common Sulfates

Gypsum

Barite

Halide Group

OContain a Halogen atom such as:

-F-Cl-I

-Br

Common Halides

Fluorite

Halite

Oxide Group

OContain an Oxide bonded with a metal

OMetal + O2-

Common Oxides

Corundum

Hematite

Common Oxides

Magnetite

Phosphate Group

OContain a Phosphate AnionO(PO4

3-)

Common Phosphates

Apatite