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Home
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Mineral Encyclopedia
>> Mineral Photos >> Sepiolite-Sepiolite
Sepiolite
Chemical
Formula
Mg4Si6O15(OH)2·6H2O
Species
Silicates
Crystal
System
Orthorhombic
Mohs
Scale
2
Specific
Gravity
2
Color
Grayish white, white, white with a yellowish or reddish tinge; bluish green
Streak
White
Luster
Dull, Earthy
Refractive
Index
n = 1.520 n = 1.520 n = 1.530
Diaphaneity
Opaque
Crystal Habit：
Compact nodular, earthy, clayey, massive; rarely fine fibrous along
Sepiolite6147
Sepiolite6146
Sepiolite6130
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Sepiolite6118
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