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38 Cards in this Set
- Front
- Back
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Olivine
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(Mg-Fe)2SiO4
c: green s: colorless h: 6 oolitic |
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c: green
s: colorless h: 6 oolitic |
Olivine
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Willemite
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Zn2SiO4
c: red, black s: colorless h: 5.5 flourescent |
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c: red, black
s: colorless h: 5.5 flourescent |
Willemite
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Topaz
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Al2SiO4(F, OH)2
c: yellow, clear s: colorless h: 8 vitreous; orthorhombic |
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c: yellow, clear
s: colorless h: 8 vitreous; orthorhombic |
Topaz
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Andalusite
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Al2SiO5
c: brown/black s: colorless h: 7.5 may have black cross in cross-section |
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c: brown/black
s: colorless h: 7.5 may have black cross in cross-section |
Andalusite
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Sillimanite
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Al2SiO5
c:yellow/clear/brown/green s: none h: 6-7 long slender prismatic crystals |
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c:yellow/clear/brown/green
s: none h: 6-7 long slender prismatic crystals |
Sillimanite
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Kyanite
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Al2SiO5
c: black/dark green/dark grey s: none h: 6 |
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c: black/dark green/dark grey
s: none h: 6 |
Kyanite
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Staurolite
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Fe2Al9O6(SiO4)4(O, OH)2
c: brownish s: light brown h: 7-7.5 forms in X shape when twinning occurs; found in mica schist |
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c: brownish
s: light brown h: 7-7.5 forms in X shape when twinning occurs; found in mica schist |
Staurolite
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Zircon
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ZrSiO4
c: brown/grey/red s: none h: 7.5 dipyramidal; found as small grains |
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c: brown/grey/red
s: none h: 7.5 dipyramidal; found as small grains |
Zircon
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Humite Group
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c: orange (yellow to red)
s: none h: 5.5 found as small grains |
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c: orange (yellow to red)
s: none h: 5.5 found as small grains |
Humite Group
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Uvarovite
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Ca3Cr2(SiO4)3
c: green, emerald s: none h: 6.5 small gems |
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c: green, emerald
s: none h: 6.5 small gems |
Uvarovite
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Grossularite
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Ca3Al2(SiO4)3
c: earthy green s: white/transparent h: 8 dodechahedron |
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c: earthy green
s: white/transparent h: 8 dodechahedron |
Grossularite
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Almandine
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Fe3Al2(SiO4)3
c: red/black s: white/transparent h: 7 found in schists; looks like Andradite |
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c: red/black
s: white/transparent h: 7 found in schists; looks like Andradite |
Almandine
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Andradite
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Ca3Fe2(SiO4)3
c: red/black s: white/transparent h: 5.5 vitreous; found in marble; looks like Almandine |
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c: red/black
s: white/transparent h: 5.5 vitreous; found in marble; looks like Almandine |
Andradite
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Spessartine
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Mn3Al2(SiO4)3
c: red/black s: white/transparent host rock is usually pink because of the manganese |
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c: red/black
s: white/transparent host rock is usually pink because of the manganese |
Spessartine
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Pyrope
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Mg3Al2(SiO4)3
c: violet (deep red to black) s: white/transparent vitreous |
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c: violet (deep red to black)
s: white/transparent vitreous |
Pyrope
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Titanite
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CaTiO(SiO4)
c: green s: none h: 5-5.5 looks like olivine but bigger grain size |
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c: green
s: none h: 5-5.5 looks like olivine but bigger grain size |
Titanite
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Epidote
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Ca2(Al, Fe)Al2O(SiO4)(Si2O7)(OH)
c: green to pink s: none h: 6-7 may grow in sprays |
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c: green to pink
s: none h: 6-7 may grow in sprays |
Epidote
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Lawsonite
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CaAl2(Si2O7)(OH)2*H2O
c: green, black, grey/blue s: h: 8 |
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c: green, black, grey/blue
s: h: 8 |
Lawsonite
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Vesuvianite
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Ca19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(O,OH,F)10
c: earthy green and brown s: none h: 8.5 looks like corundum |
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c: earthy green and brown
s: none h: 8.5 looks like corundum |
Vesuvianite
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