Origin
Canada, Russia
Southern and central Africa
Color
Black, Green, gray
Colorless, Yellow
Streak
gray, Green
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
Brittle
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Solubility
-
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Durability
-
-
Specific Gravity
3.3-3.52.59-2.60
1
7.18
👆🏻
Fracture
Uneven
-
Cleavage
Perfect on [110]
{001} Perfect, {110} Distinct, {101} Distinct
Mohs Hardness
5-66-7
2
10
👆🏻
Chemical Composition
NaNa2(Fe++4Fe+++)Si8O22(OH)2
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
Vitreous
Pleochroism
Strong: Blue-greens
none.
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
TransparentAnthony et al
Refractive Index
1.652-1.6991.583-1.614
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
-
TransparentAnthony et al
Physical
Neurological
Promotes psychic abilities and spiritual growth
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Cardiovascular
-
Promotes mental clarity
Respiratory
Excellent
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Reproductive
-
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Digestive
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Psychology
Insight
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Creativity