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Definitions for
"Glaucophane"
Keywords:
amphibole
,
monoclinic
,
bluish
,
crystalline
,
mineral
A mineral of a dark bluish color, related to amphibole. It is characteristic of certain crystalline rocks.
ftp.uga.edu
Glaucophane is a mineral belonging to the amphibole group, chemical formula Na2(Mg,Fe)3Al2Si8O22(OH)2. It is named from its typical blue color (in Greek, glaucophane means "blue appearing"). Glaucophane crystallizes in the monoclinic system.
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