Origin
USA, Southern and central Africa
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Color
Brown, Green, White, gray, Blue, Yellow
Brownish, Black
Streak
White
Brown
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
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Deities
-
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Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
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Talisman
-
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Tenacity
Brittle
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Solubility
-
-
Durability
-
-
Specific Gravity
4.00-4.653.26
1
7.18
👆🏻
Fracture
Uneven, Sub-Conchoidal
Uneven
Cleavage
Perfect on [1011]
None
Mohs Hardness
5-5.5-9999
2
10
👆🏻
Chemical Composition
ZnCO 3Michael 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, Pearly
Resinous
Pleochroism
-
Strong: yellow-brown
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Translucent
Translucent
Refractive Index
1.620-1.850-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
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Birefringence
0.223-0.227-9999
0
0.296
👆🏻
Clarity
Translucent
Translucent
Physical
Neurological
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Cardiovascular
-
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Respiratory
Good
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Reproductive
-
-
Digestive
-
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Psychology
Emotional Healing
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Healing
Emotional healing
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Qualities Associated
Harmony
Protection