Origin
Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA
Brazil, Southern and central Africa
Color
Colorless, Yellow, Green, Violet, White, Blue, Red, pink
White, Colorless, Greenish, gray
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
3.95-4.032.98-3.10
1
7.18
👆🏻
Fracture
Uneven
Uneven, Conchoidal
Cleavage
None, but may exhibit parting
{100} Perfect, {110} Good, {011} Distinct
Mohs Hardness
95.5-6
2
10
👆🏻
Chemical Composition
Al 2 O 3
LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references