Origin
Brazil
Southern and central Africa
Color
Yellow, Brown, gray, Greenish
Blue, Grey
Streak
White
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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
Brittle
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Solubility
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Durability
-
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Specific Gravity
3.83-3.892.58-2.64
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
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Cleavage
Perfect on {01 1 1}
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Mohs Hardness
3.5-4.57
2
10
👆🏻
Chemical Composition
Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SiO 2Walter Schumann , Gemstones of the world (2001)
Luster
Pearly
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Pleochroism
-
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Dispersion
0.040.05
0.005
1
👆🏻
Transparency
Transparent, Translucent
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Refractive Index
1.633-1.8751.534-1.540
1
3.25
👆🏻
Optic Character
-
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Crystal System
Trigonal
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Birefringence
0.242-9999
0
0.296
👆🏻
Clarity
Transparent
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Physical
Neurological
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Cardiovascular
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Aids in digestion and soothes the stomach
Respiratory
Good
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Reproductive
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Digestive
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Psychology
Confidence
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Grounding
Protection