Minerals ID Activity quartz luster quartz lusterglassy quartz

Minerals ID Activity

quartz luster

quartz luster-glassy

quartz streak

quartz streak--clear

quartz hardness--

quartz hardness--7

quartz cleavage or fracture--

quartz fracture

quartz special characteristics

quartz carries an electric current

calcite luster

calcite luster--glassy

calcite streak

calcite streak—whitecolorless

calcite hardness--

calcite hardness--3

calcite cleavage or fracture--

calcite cleavage

calcite special characteristics

calcite special characteristics • double refraction • fizzes in HCl

halite luster

halite luster--glassy

halite streak

halite streak--colorless

halite cleavage or fracture--

halite cleavage

halite special characteristics

halite special characteristics • tastes salty • soluble in water

muscovite mica luster

muscovite mica luster--pearly

muscovite mica streak

muscovite mica Streak-colorless

muscovite mica hardness--

muscovite mica hardness--2. 5

muscovite mica cleavage or fracture--

muscovite mica cleavage

muscovite mica special characteristics • book cleavage

talc luster

talc luster--pearly

talc streak

talc streak—white to pearl black

talc hardness

talc hardness-1

talc cleavage or fracture--

talc cleavage

talc special characteristics • book cleavage

talc special characteristics • softest known mineral

galena luster

galena luster-metallic

galena streak

galena streak--gray to black

galena hardness—

galena hardness— 2. 5

galena cleavage or fracture--

galena cleavage

galena special characteristics • book cleavage

galena special characteristics • source of lead

corundum luster

corundum luster--dull

corundum streak

corundum streak--colorless

corundum hardness—

corundum hardness— 9

corundum cleavage or fracture--

corundum fracture

corundum special characteristics • industrial abrasive

pyrite luster

pyrite luster--metallic

pyrite streak--

pyrite streak—greenish black

pyrite hardness—

pyrite hardness— 6. 5

pyrite cleavage or fracture--

pyrite fracture--

pyrite special characteristics • fool’s gold

rose quartz luster

rose quartz luster-glassy

rose quartz streak

rose quartz streak--colorless

rose quartz hardness--

rose quartz hardness--7

rose quartz cleavage or fracture--

rose quartz fracture

rose quartz special characteristics • used for jewelry

amethyst luster

amethyst luster-glassy

amethyst streak

amethyst streak--colorless

amethyst hardness--

amethyst hardness--7

amethyst cleavage or fracture--

amethyst fracture

amethyst special characteristics • used for jewelry • iron gives its purple color

hematite luster

hematite luster--metallic

hematite streak

hematite streak--red or reddish brown

hematite hardness--

hematite hardness--6

hematite cleavage or fracture--

hematite fracture

hematite special characteristics • source of iron

hematite special characteristics • source of iron

malachite luster

malachite luster--earthy

malachite streak

malachite streak—light green

malachite hardness--

malachite hardness--3 to 4

malachite cleavage or fracture--

malachite fracture

malachite special characteristics • This mineral is dientif