Origin
Canada, Russia
Southern and central Africa
Color
Black, Green, gray
Yellow
Streak
gray, Green
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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
3.3-3.51.98-2.50
1
7.18
👆🏻
Fracture
Uneven
ConchoidalWalter Schumann
Cleavage
Perfect on [110]
None
Mohs Hardness
5-65.5-6.5
2
10
👆🏻
Chemical Composition
NaNa2(Fe++4Fe+++)Si8O22(OH)2
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Luster
Vitreous
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Pleochroism
Strong: Blue-greens
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Dispersion
0.020.01
0.005
1
👆🏻
Transparency
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Translucent
Refractive Index
1.652-1.6991.37-1.52
1
3.25
👆🏻
Optic Character
-
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Crystal System
monoclinic
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Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
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Translucent
Physical
Neurological
Promotes psychic abilities and spiritual growth
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Cardiovascular
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Respiratory
Excellent
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Reproductive
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Digestive
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Psychology
Insight
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Imagination