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Definitions for
"Margarite"
Keywords:
mica
,
phyllosilicates
,
folia
,
caal
,
pinkish
A mineral related to the micas, but low in silica and yielding brittle folia with pearly luster.
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Margarite is a calcium rich member of the mica group of the phyllosilicates with formula: CaAl2(Al2Si2)O10(OH)2. It forms white to pinkish or yellowish gray masses or thin laminae. It crystallizes in the monoclinic crystal system.
en.wikipedia.org
Keywords:
pearl
A pearl.
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