Origin
Southern and central Africa
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Color
Colorless, White, Yellow, Blue, Green, gray
Brownish, Black
Streak
White
Brown
For which Rashi?
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Planet
-
-
Element of Planets
-
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Energy
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How to Wear?
Finger
-
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Ring Metal
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Deities
-
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Not to wear with
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Powers
-
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Birthstone
Planetary
-
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Talisman
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Tenacity
Brittle
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Solubility
Soluble
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Durability
-
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Specific Gravity
2.95-2.963.26
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
None
None
Mohs Hardness
7-7.5-9999
2
10
👆🏻
Chemical Composition
Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
Luster
Vitreous, Adamantine
Resinous
Pleochroism
None
Strong: yellow-brown
Dispersion
-0.02
0.005
1
👆🏻
Transparency
Transparent
Translucent
Refractive Index
1.658-1.673-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
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Birefringence
0.010-0.011-9999
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
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Cardiovascular
Supports heart health
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Respiratory
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Reproductive
-
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Digestive
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Psychology
-
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Healing
Emotional healing
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Qualities Associated
Peace
Protection