Q328
The chemical combination of biotite mica
A.
Sillicate of alluminium and magnesium with iron
AnswerB.
Sillicate of alluminium and magnesium without iron
C.
Sillicate of alluminiurn and potassium with iron
D.
Sillicate of alluminium and sodium with iron
Answer: Option A
Solution
Answer: Option A
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