minerals Flashcards

1
Q

olivine

A

mafic mineral group

~Fo90 (forsterite)
-Mg2SiO4
-mg end member of olivine (pure mg)

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2
Q

pyroxene

A

mafic mineral group

orthopyroxene
~En90 (Enstatite)
-Mg2Si2O6
-mg end member of orthopyroxene(pure mg)

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3
Q

mafic minerals

A

pyroxene
amphibole (hornblede)
olivine
mica
biotite
garnet
tourmaline
plagioclase
Spinel

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4
Q

felsic minerals

A

feldspar
muscovite
quartz

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