Mineral uses/occurrences

Question 1

Used in jewelry, coinage and in electrical applications

Answer 1

gold

Question 2

Used in jewelry, tableware, coinage and in electrical applications

Answer 2

silver

Question 3

Used for electrical wire

Answer 3

copper

Question 4

Occurrence: Associated with hot spring deposits

Answer 4

sulfur

Question 5

Used as a dry lubricant
Occurrence: Found in pelitic metamorphic rocks

Answer 5

graphite

Question 6

Occurrence: Found in kimberlites

Answer 6

diamond

Question 7

found in supergene-enriched zone of copper-bearing hydrothermal sulfide deposits

Answer 7

chalcocite

Question 8

Mined for lead
Occurrence: Hydrothermal deposits

Answer 8

galena

Question 9

Used as an ore for zinc
Occurrence: Hydrothermal mineral associated with galena and pyrite

Answer 9

sphalerite

Question 10

Used as an ore for mercury
Occurrence: Found in low-temperature hydrothermal deposits

Answer 10

cinnabar

Question 11

Occurrence: found in hydrothermal deposits, igneous, met rocks and shales

Answer 11

pyrite

Question 12

Used as an alloy in steel and as a dry lubricant
Occurrence: Hydrothermal vein and disseminated deposits (Climax, Colorado)

Answer 12

molybdenite

Question 13

Used as a filter media and in high density concrete
Occurrence: very common accessory mineral

Answer 13

magnetite

Question 14

Occurrence: Found in gabbro, peridotite, and dunite

Answer 14

chromite

Question 15

Used as an abrasive and is an important gemstone

Answer 15

corundum

Question 16

Used as an ore of iron and as a pigment
Occurrence: Produced by weathering of minerals containing iron

Answer 16

hematite

Question 17

Used as a Ti ore and pigment

Answer 17

both ilmenite and rutile

Question 18

Used in refractory materials
Occurrence: Commonly found in marble

Answer 18

brucite

Question 19

Use: Primary aluminum ore
Occurrence: Created by the weathering of aluminum-rich rocks

Answer 19

“bauxite”

Question 20

Used for dietary purposes
Ocurrences: Common mineral in evaporite deposits

Answer 20

halite

Question 21

Used to produce fertilizer

Answer 21

sylvite

Question 22

Used as a flux in steelmaking and to make acid
Occurrence: Mostly found in hydrothermal veins

Answer 22

fluorite

Question 23

Used for portland cement and concrete

Answer 23

calcite

Question 24

Used in glassmaking and wastewater treatment

Answer 24

dolomite

Question 25

Used as a decorative stone Occurrence: Oxidized portion of Cu-bearing hydrothermal systems

Answer 25

malachite

Question 26

Used in drilling mud

Answer 26

barite

Question 27

Used to make wallboard; also used in cement and as a fertilizer Occurrence: Marine evaporite deposits

Answer 27

gypsum

Question 28

Used as a Tungsten ore Occurrence: found in skarn deposits

Answer 28

scheelite

Question 29

Occurrence: found in the near-surface oxidized portion of Pb and Mo-bearing hydrothermal systems

Answer 29

Wulfenite

Question 30

Used in fertilizer Occurrence: Common accessory in igneous and metamorphic rocks

Answer 30

apatite

Question 31

Used as a decorative stone in jewelry Occurrence: hydrothermally altered volcanic rocks

Answer 31

turquoise

Question 32

Used for making glass and as a source of elemental silicon

Answer 32

quartz

Question 33

Used in making glass and ceramics

Answer 33

both **orthoclase** and **microline**

Question 34

Occurrence: Most abundant mineral in Earth's crust

Answer 34

plagioclase

Question 35

Occurrence: Phenocrysts in alkali-rich silica-poor igneous rocks

Answer 35

leucite

Question 36

found in alkali-rich silica-poor igneous rocks

Answer 36

both **nepheline** and **sodalite**

Question 37

Used in water and radioactive waste treatment Occurrence: Commonly found in vugs and vesicles

Answer 37

analcime

Question 38

Used to make paper, filler in paints and cosmetics Occurrence: formed by the weathering of feldspar and mica

Answer 38

kaolinite

Question 39

Used in ceramics, paint, and cosmetics

Answer 39

talc

Question 40

Occurrence: low-grade metamorphic mineral, commonly found in vesicles

Answer 40

prehnite

Question 41

Used as an insulator; an asbestos mineral Occurrence: Hydrothermally altered mafic and ultramafic rocks

Answer 41

serpentine

Question 42

Used in electronics and paint

Answer 42

Mica group

Question 43

Occurrence: skarns and regionally metamorphosed limestones, dolostones, and marls

Answer 43

tremolite

Question 44

Occurrence: medium-grade metamorphosed mafic rocks and skarn deposits

Answer 44

actinolite

Question 45

Occurrence: common in igneous rocks and metamorphosed mafic rocks

Answer 45

hornblende

Question 46

Occurrence: found in high-pressure low-temperatures metamorphosed mafic rocks

Answer 46

glaucophane

Question 47

Occurrence: very high grade (granulite facies) metamorphosed basalts

Answer 47

orthopyroxene

Question 48

Occurrence: found in metamorphosed carbonate rocks

Answer 48

diopside

Question 49

Occurrence: found in mafic and ultramafic igneous and metamorphic rocks

Answer 49

augite

Question 50

Use - mined as a source of lithium Occurrence: found in felsic pegmatites

Answer 50

spodumene

Question 51

Occurrence: high-pressure and moderate-temperature metamorphic rocks

Answer 51

jadeite

Question 52

Occurrence: High pressure rocks (lower crust and mantle)

Answer 52

omphacite

Question 53

Used in ceramics, paint, and plastics Occurrence: Found in metamorphosed impure ptalimestone and dolomite

Answer 53

wollastonite

Question 54

Occurrence: Mn-bearing hydrothermal systems and skarn deposits

Answer 54

rhondonite

Question 55

Used as a primary source of metallic beryllium Occurrence: common mineral in granitic pegmatites

Answer 55

beryl

Question 56

Occurrence: found in felsic igneous rocks and metamorphic rocks

Answer 56

tourmaline

Question 57

Occurrence: Common mineral in med. to high-grade pelitic metamorphic rocks

Answer 57

cordierite

Question 58

Occurrence: Contact metamorphosed limestones and altered mafic rocks

Answer 58

vesuvianite

Question 59

Occurrence: common accessory mineral in metamorphic rocks, also found in veins

Answer 59

epidote

Question 60

Used to make casting molds Occurrence: Common in mafic and ultramafic igneous rocks

Answer 60

olivine

Question 61

Used to produce the refractory material called mullite Occurrence: found in low-temperature and pressure meta pelites

Answer 61

andalusite

Question 62

Used to produce the refractory material called mullite Occurrence: found in high-temperature metapelites

Answer 62

sillimanite

Question 63

Used to produce the refractory material mullite Occurrence: found in low to moderate temperature and moderate to high pressure metapelites

Answer 63

kyanite

Question 64

Occurrence: found in both volcanic and intrusive felsic igneous rocks

Answer 64

topaz

Question 65

Used as an abrasive and a gemstone Occurrence: mostly found in metamorphic rocks, some found in ultramafic rocks, and occasionally found in granitic rocks

Answer 65

garnet group

Question 66

Used for U/Pb dating Occurrence: common accessory mineral in felsic igneous and metamorphic rocks.

Answer 66

Zircon

Question 67

Occurrence: Common accessory mineral in igneous rocks and amphibolites

Answer 67

titanite (sphene)