Origin
Southern and central Africa
Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Blue, Violet, Greenish, Brown, Colorless, Yellow, gray
Streak
-
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
2.55-2.702.57-2.66
1
7.18
👆🏻
Fracture
-
Subconchoidal, Conchoidal
Cleavage
None
Fair on {100}, poor on {001} and {010}
Mohs Hardness
6.5-77-7.5
2
10
👆🏻
Chemical Composition
SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
Mg2Al4Si5O18