Mica                                   Mineral Group: SILICATES
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  Biotite Mica   Lepidolite    Mica Schist    Muscovite Mica    

Mica Mica that is black or brown is known as biotite mica. Mica that is pearly white or cream colored is muscovite mica. Purple mica is lepidolite. Mica schist is a rock that has a lot of mica in it as well as other minerals.
Biotite Mica Mica is a very common part of many rocks. It is mica that makes granite sparkle. Mica is the only mineral that can be bent without breaking. That is because it can be peeled into very thin sheets. Biotite is often found with calcite. Biotite comes in a stack, or “book” of thin sheets of black, shiny mica. Peels off easily. Single sheets bend & are transparent to translucent. “Book” is opaque.
Mica  from Eganville, Ontario  CANADA
Book of BIOTITE MICA - tabular
Biotite Mica Book - Miller Property, Eganville, Ontario  CANADA
Biotite Mica  from Bear Lake Claim, Bancroft, Ontario  CANAD
Muscovite Mica Stack, or “book” of thin sheets of silvery white, shiny mica with vitreous luster. Peels off easily. Single sheets bend & are transparent or translucent. “Book” is opaque.	Muscovite Mica from Bancroft, Ontario  CANADA
Mica Schist Shiny, smooth, greasy feeling rock with red garnets throughout. Silvery black color comes from biotite mica.
Garnets in Mica Schist  from Laniel, Quebec  CANADA	Garnets in Mica Schist  from Markstay, Ontario  CANADA
Lepidolite Lepidolite is pink - mauve in color Lepidolite is a lithium-bearing mica that occurs in massive chunks. The lithium gives it its distinctive color.
Lepidolite  from North Bay area, Ontario  CANADA
Green Lepidolite  from Thorne, Ontario  CANADA

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