Origin
Southern and central Africa
China, Kenya, Russia, Sri Lanka, Zambia
Color
Brown
Red, pink, Black, orange
Streak
White
White
For which Rashi?
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Planet
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-
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
-
-
Solubility
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insoluble in water
Durability
-
-
Specific Gravity
3.25-3.283.62-3.87
1
7.18
👆🏻
Fracture
Uneven
Conchoidal
Cleavage
{100} Distinct, {001} Poor, {110} Poor
None
Mohs Hardness
6.5-77-7.5
2
10
👆🏻
Chemical Composition
Ca2Fe++Al2BO3Si4O12(OH)
Mg 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Luster
Vitreous
Greasy, Vitreous
Pleochroism
Colorless
None
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.674-1.6931.720-1.756
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1
cubic
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Cardiovascular
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Respiratory
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Good
Reproductive
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Digestive
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Psychology
Grounding
Passion
Healing
Emotional healing
Emotional healing
Qualities Associated
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Energy