Origin
Southern and central Africa
Afghanistan, Southern and central Africa
Color
Red, Brown, Black
Blue, Greenish, Violet
Streak
Brownish, Red
Blue, White
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
Brittle
Solubility
-
Soluble
Durability
-
-
Specific Gravity
5.85-6.152.75
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
Fair in four directions forming octahedrons
Imperfect on {110}
Mohs Hardness
3.5-45.5
2
10
👆🏻
Chemical Composition
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
Luster
Adamantine
Vitreous
Pleochroism
visible
-
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
TranslucentWalter Schumann
-
Refractive Index
2.8491.500
1
3.25
👆🏻
Optic Character
-
-
Crystal System
cubic
Isometric
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
TranslucentWalter Schumann
-
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
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Respiratory
Poor
Good
Reproductive
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-
Digestive
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-
Psychology
Vitality
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Vitality
Clarity