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Mineral Encyclopedia
>> Mineral datum >> Gyrolite
33
Photos
Gyrolite
Chemical
Formula
NaCa16Si23AlO60OH8·64H2O
Species
Silicates
Crystal
System
Triclinic
Mohs
Scale
2
Specific
Gravity
2.74
Color
Brown, Colorless, White, Green
Streak
White
Luster
Vitreous
Refractive
Index
n = 1.535 n = 1.548 n = 1.549
Diaphaneity
Transparent, Translucent
Cleavage
Perfect
Fracture
Irregular/Uneven
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