Biotite

Name	*Biotite*
Luster	*Nonmetallic*
	*Shiny*
Hardness	*2.5 - 3*
	*> Fingernail but < Glass*
Cleavage	*Yes*
	*Perfect Basal Cleavage*
Streak	*Dark Brown to Black*
Color	*Dark Brown to Black*
Miscellaneous	*Thin Flexible Sheets*

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Generated : November 22, 2009