What aluminosilicate polymorph is stable at a pressure of 3.5 kilobars and a temperature of 550 degrees C?

A) andalusite
B) sillimanite
C) kyanite
D) andalusite, sillimanite and kyanite


Answer: B

Environmental & Atmospheric Sciences

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a)new continental lithosphere b) new oceanic lithosphere

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Answer the following statement true (T) or false (F)

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Indicate whether the statement is true or false

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