ESPC-1170: Minerals

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Fall 2025

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17 Terms

1

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Hematite

Luster: Metallic

Hardness: Soft

2

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Galena

Luster: Metallic

Hardness: Medium

3

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Magnetite

Luster: Metallic

Hardness: Hard

4

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Pyrite

Luster: Metallic

Hardness: Hard

5

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Talc

Luster: Nonmetallic

Hardness: Soft

6

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Gypsum

Luster: Nonmetallic

Hardness: Soft

7

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Muscovite

Luster: Nonmetallic

Hardness: Soft

8

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Biotite

Luster: Nonmetallic

Hardness: Soft

9

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Calcite

Luster: Nonmetallic

Hardness: Medium

10

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Fluorite

Luster: Nonmetallic

Hardness: Medium

11

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Apatite

Luster: Nonmetallic

Hardness: Medium

12

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Orthoclase

Luster: Nonmetallic

Hardness: Hard

13

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Plagioclase feldspar

Luster: Nonmetallic

Hardness: Hard

14

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Augite (pyroxene)

Luster: Nonmetallic

Hardness: Hard

15

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Hornblende (amphibole)

Luster: Nonmetallic

Hardness: Hard

16

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Quartz

Luster: Nonmetallic

Hardness: Hard

17

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Corundum

Luster: Nonmetallic

Hardness: Hard