Andalusite Flashcards by Travis Gilskey | Brainscape

Q

What is andalusite’s formula?

A

Al2SiO5

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Q

What is andalusite’s hardness?

A

6.5-7.5

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Q

What is andalusite’s crystal system?

A

orthorhombic 2/m2/m2/m

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Q

What is Andalusite’s cleavage?

A

{110} good (prismatic)

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Q

What is Andalusite’s occurrence?

A

pelitic metamorphic rocks

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Q

What is P/T of Andalusite?

A

low pressure

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