Origin
Tanzania, Sri Lanka, China
Southern and central Africa
Color
Colorless
Red, Brown, Black
Streak
White
Brownish, Red
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.60-3.615.85-6.15
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Imperfect/fair/absent
Fair in four directions forming octahedrons
Mohs Hardness
8-8.53.5-4
2
10
👆🏻
Chemical Composition
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Adamantine
Pleochroism
Weak
visible
Dispersion
0.020.05
0.005
1
👆🏻
Transparency
-
TranslucentWalter Schumann
Refractive Index
1.70-1.732.849
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Hexagonal
cubic
Birefringence
0.055-9999
0
0.296
👆🏻
Clarity
-
TranslucentWalter Schumann
Physical
Neurological
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Cardiovascular
-
Supports heart health
Respiratory
Good
Poor
Reproductive
-
-
Digestive
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Psychology
Transformation
Vitality
Healing
Physical healing
Emotional healing
Qualities Associated
Spiritual Growth
Vitality