Origin
USA, Mexico, Tanzania, Brazil, Pakistan, Afghanistan, Origins: USA
Southern and central Africa
Color
Green, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey
White
Streak
White
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For which Rashi?
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Gemini
Planet
-
-
Element of Planets
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Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
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Neptune, Tiamat
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.26-3.362.60-2.90
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Good on {100}
3,1 basal
Mohs Hardness
6.5-77.5-8
2
10
👆🏻
Chemical Composition
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Be3Al2SiO6
Luster
Vitreous
Vitreous
Pleochroism
Strong
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.656-1.7041.562-1.615
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Triclinic
Hexagonal
Birefringence
0.009-0.0120.003-0.010
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
-
-
Respiratory
Good
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Reproductive
-
-
Digestive
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Soothes the digestive system
Psychology
Harmony
Purity
Healing
Emotional healing
Emotional healing
Qualities Associated
Balance
Purity