Question

name the three Rock forming minerals.please help​

Answer 1

Answer:

Olivine , quartz and feldspar are the commnest rock forming minerals and a important tools in classifying rocks , particularly igneous rock.

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Answer 2

Answer:

• QUARTZ
• FELDSPAR
• MICA
• HORNBLENDE
• CALCIUM
• DOLOMITE

Explanation:

• QUARTZ , It is pure or nearly pure silica is hard & glassy mineral
• FELDSPAR , IT contains potasium sodium and calcium
• MICA , IT contains aluminium and potassium
• HORNBLENDE , Dark colored mineral
• CALCIUM , leading constituent of limestone & marble
• DOLOMITE , It has the direction of perfect cleavage