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Minerals ID Activity
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quartz luster
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quartz luster-glassy
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quartz streak
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quartz streak--clear
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quartz hardness--
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quartz hardness--7
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quartz cleavage or fracture--
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quartz fracture
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quartz special characteristics
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quartz carries an electric current
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calcite luster
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calcite luster--glassy
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calcite streak
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streak—white-colorless
calcite streak—white-colorless
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calcite hardness--
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calcite hardness--3
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calcite cleavage or fracture--
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calcite cleavage
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calcite special characteristics
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calcite special characteristics double refraction fizzes in HCl
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halite luster
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halite luster--glassy
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halite streak
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halite streak--colorless
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halite hardness—
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halite hardness—2.5
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halite cleavage or fracture--
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halite cleavage
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halite special characteristics
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halite special characteristics tastes salty soluble in water
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muscovite mica luster
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muscovite mica luster--pearly
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muscovite mica streak
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muscovite mica Streak-colorless
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muscovite mica hardness--
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muscovite mica hardness--2.5
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muscovite mica cleavage or fracture--
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muscovite mica cleavage
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muscovite mica special characteristics book cleavage
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talc luster
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talc luster--pearly
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talc streak
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talc streak—white to pearl black
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talc hardness
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talc hardness-1
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talc cleavage or fracture--
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talc cleavage
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talc special characteristics book cleavage
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talc special characteristics softest known mineral
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galena luster
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galena luster-metallic
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galena streak
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galena streak--gray to black
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galena hardness—
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galena hardness—2.5
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galena cleavage or fracture--
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galena cleavage
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galena special characteristics book cleavage
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galena special characteristics source of lead
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corundum luster
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corundum luster--dull
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corundum streak
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corundum streak--colorless
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corundum hardness—
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corundum hardness—9
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corundum cleavage or fracture--
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corundum fracture
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corundum special characteristics industrial abrasive
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pyrite luster
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pyrite luster--metallic
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pyrite streak--
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pyrite streak—greenish black
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pyrite hardness—
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pyrite hardness—6.5
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pyrite cleavage or fracture--
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pyrite fracture--
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pyrite special characteristics fool’s gold
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rose quartz luster
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rose quartz luster-glassy
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rose quartz streak
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rose quartz streak--colorless
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rose quartz hardness--
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rose quartz hardness--7
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rose quartz cleavage or fracture--
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rose quartz fracture
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rose quartz special characteristics used for jewelry
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amethyst luster
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amethyst luster-glassy
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amethyst streak
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amethyst streak--colorless
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amethyst hardness--
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amethyst hardness--7
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amethyst cleavage or fracture--
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amethyst fracture
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amethyst used for jewelry iron gives its purple color
special characteristics used for jewelry iron gives its purple color
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hematite luster
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hematite luster--metallic
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hematite streak
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hematite streak--red or reddish brown
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hematite hardness--
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hematite hardness--6
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hematite cleavage or fracture--
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hematite fracture
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hematite special characteristics source of iron
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hematite special characteristics source of iron
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malachite luster
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malachite luster--earthy
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malachite streak
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malachite streak—light green
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malachite hardness--
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malachite hardness--3 to 4
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malachite cleavage or fracture--
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malachite fracture
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malachite special characteristics This mineral is identified by color
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magnetite
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Magnetite luster
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Magnetite luster-metallic
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magnetite streak-
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magnetite streak-black
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magnetite hardness-
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magnetite hardness
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magnetite cleavage or fracture
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magnetite fracture
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magnetite fracture
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magnetite special characteristics
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magnetite special characteristics magnetic—also called “lodestone”
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