Geology

color of pyrite

gold

mineral group for pyrite

sulfide

Chemical Formula for pyrite

FeS₂

uses for pyrite

source of iron and sulfur

mineral group for hematite

oxide

streak color of hematite

redish brown

luster for hematite

can be metallic and non-metallic

uses for hematite

source for iron

hardness of calcite

3

cleavage of calcite

rhombohedron - 3 not at 90 degrees

mineral group for Calcite

carbonate (reacts with acid)

chemical formula for calcite

CaCO₃

Density of Galena

high

cleavage of galena

cubic - 3 at 90 degrees

uses of galena

main source of lead

hardness of graphite

1

mineral group for graphite

native element

chemical formula for graphite

C

cleavage of halite

cubic - 3 at 90 degrees

another name for halite

salt

chemical formula for halite

NaCl

Mineral group for sphalerite

sulfide

chemical formula for sphalerite

ZnS

uses for sphalerite

source of zinc

hardness of apatite

5

mineral group for apatite

phosphate

streak color for limonite

yellow-orange

mineral group for limonite

oxide

uses for limonite

source of iron

hardness for fluorite

4

cleavage for fluorite

octahedron

mineral group for chalcopyrite

sulfide

uses for chalcopyrite

source of iron and copper

colors of malachite

different shades of green

mineral group for malachite

carbonate (reacts with acid)

uses for malachite

pigments for paints

hardness of gypsum

2

cleavage for gypsum

rhombohedron - 3 not at 90 degrees

mineral group for gypsum

sulfate

uses for gypsum

used in drywall

hardness of corundum

9

mineral group of corundum

oxides

uses for corundum

is an abrasive

mineral group for magnetite

oxide

uses for magnetite

source of iron