Sagot :
Answer:
Felsic rocks are mostly feldspar (especially K-feldspar), at least 10% quartz, and less than 15% mafic minerals (biotite, hornblende).
Explanation:
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Answer:
feldspar (especially K-feldspar), at least 10% quartz, and less than 15% mafic minerals (biotite,hornblende).
Explanation:
Felsic rocks are mostly feldspar (especially K-feldspar), at least 10% quartz, and less than 15% mafic minerals (biotite,hornblende).