Origin
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.
Color
Blue, Violet, Colorless, Red, Green, Brown
Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish
Streak
White
White
For which Rashi?
Sagittarius, Scorpio
-
Planet
Pluto
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Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Hephaestus
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Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.64-3.662.98-3.10
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
Cleavage
None, but may exhibit slight parting
[100] Perfect, [110] Good, [011] Distinct
Mohs Hardness
86
2
10
👆🏻
Chemical Composition
MgAl2O4
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references