Origin
Madagascar
China, Canada
Color
Green
Green, Yellow, Brown, White, gray, Black
Streak
White
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For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
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-
How to Wear?
Finger
-
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Ring Metal
-
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Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
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Talisman
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Tenacity
-
-
Solubility
-
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Durability
-
-
Specific Gravity
2.85-3.002.90-3.10
1
7.18
👆🏻
Fracture
Uneven
Splintery, Granular
Cleavage
Perfect
None
Mohs Hardness
7.56-6.5
2
10
👆🏻
Chemical Composition
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous, Pearly
Vitreous, Greasy
Pleochroism
visible
None
Dispersion
0.040.01
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.578-1.6391.600-1.627
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.037-0.0390.027
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Enhances mental clarity and focus
Aids in mental clarity and focus
Cardiovascular
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Respiratory
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Good
Reproductive
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Digestive
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Psychology
Wisdom
Emotional Balance
Healing
Physical healing
Physical healing
Qualities Associated
Harmony
Healing