Origin
Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA
Canada, Brazil, Kenya, Tanzania, Madagascar, Burma, Afghanistan
Color
Colorless, Yellow, Green, Violet, White, Blue, Red, pink
Violet, White, gray, Brown, pink, Yellow
Streak
-
White
For which Rashi?
Pisces, Taurus, Gemini, Libra
-
Planet
Saturn
-
Element of Planets
Water
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Apollo
-
Not to wear with
-
-
Powers
Psychic Power
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
insoluble
-
Durability
-
-
Specific Gravity
3.95-4.032.58-2.74
1
7.18
👆🏻
Fracture
Uneven
ConchoidalWalter Schumann, Splintery
Cleavage
None, but may exhibit parting
{100} Distinct, {110} Distinct
Mohs Hardness
95.5-6
2
10
👆🏻
Chemical Composition
Al 2 O 3
Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references