Origin
Southern and central Africa
Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA
Color
Colorless, White, gray, Brown, pink
Colorless, Yellow, Green, Violet, White, Blue, Red, pink
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
3.05-3.083.95-4.03
1
7.18
👆🏻
Fracture
Uneven, Irregular, Conchoidal
Uneven
Cleavage
None
None, but may exhibit parting
Mohs Hardness
6.59
2
10
👆🏻
Chemical Composition
Ca 3Al 2(SiO 4) 3-x(OH) 4x (x=0.2 to 1.5)Anthony et al , Handbook of mineralogy (2001)
Al 2 O 3