Origin
Southern and central Africa
USA, Zambia, Madagascar, India, Sri Lanka, Russia, Australia, Widespread; main sources are Brazil, Uruguay, Bolivia, Argentina, East Africa, Namibia, Brazil
Color
Yellow, Blue, Black, Green, gray
Violet, White, Colorless, Blue, Red, Green, Yellow, pink
Streak
White
White
For which Rashi?
-
Pisces, Scorpio, Sagittarius
Planet
-
-
Element of Planets
-
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Diana
Not to wear with
-
-
Powers
-
Love, Courage
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
insoluble in common solvents
Durability
-
-
Specific Gravity
3.43-3.442.65
1
7.18
👆🏻
Fracture
-
Conchoidal, ConchoidalWalter Schumann
Cleavage
None Observed
Indiscernible
Mohs Hardness
6.5-77
2
10
👆🏻
Chemical Composition
Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SiO2