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Minerals > General > Flashcards

General Flashcards

1
Q

Silicates
Mg3Si4O10(OH)2
Hardness 1
Perfect Cleavage
Uneven to Subconchoidal Fracture
Triclinic or Monoclinic

A

Talc

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2
Q

Sulfates
CaSO4•2H2O
Hardness 2
Perfect Cleavage
Splintery Fracture
Monoclinic

A

Gypsum

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3
Q

Carbonates
CaCO₃
Hardness 3
Perfect Rhombohedral Cleavage
Subconchoidal Fracture, Brittle
Hexagonal

A

Calcite

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4
Q

Halides
CaF₂
Hardness 4
Perfect Octahedral Cleavage
Flat Conchoidal Fracture
Cubic

A

Fluorite

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5
Q

Phosphates
Ca₅(PO4₄)₃(F,OH,Cl)
Hardness 5
Indistinct Cleavage, Variable
Conchoidal to Uneven Fracture
Monoclinic

A

Apatite

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Minerals (6 decks)

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