Origin
Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania
Southern and central Africa
Color
Blue, Violet, Greenish, Brown, Colorless, Yellow, gray
White, Violet, Blue, Yellow, Brownish, Colorless, Greenish
Streak
White
Colorless
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
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Not to wear with
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Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.57-2.662.78
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
Uneven, Conchoidal
Cleavage
Fair on {100}, poor on {001} and {010}
{???} Distinct, {???} Indistinct
Mohs Hardness
7-7.55-6
2
10
👆🏻
Chemical Composition
Mg2Al4Si5O18
3CaAl 2Si 2O 8 · CaCO 3Anthony et al , Handbook of mineralogy (2001)