Which mineral forms the majority of granite: biotite mica, quartz, or feldspar?

Answer 1

Granite is mostly feldspar. Quartz comes in second.

Granted, granite has a maximum of 65% "alkali feldspar" content; "alkali" here refers to the presence of alkali metals in the feldspar, such as potassium and sodium.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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