1 Astrology
1.1 Origin
Mexico, Thailand, Italy, Austria
Afghanistan, Southern and central Africa, California
1.2 Color
Green, Brown, Colorless, Greenish, gray, Yellow, White
Violet, Colorless, gray, White
1.3 Streak
1.4 For which Rashi?
1.5 Planet
Not Available
Jupiter, Neptune
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
2.2 Solubility
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
3.30-3.502.80-2.90
1
7.18
2.5 Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
Uneven, UnevenArthur Thomas, Gemstones (2009)
2.6 Cleavage
Perfect on {110}, poor on {101}, {001} rare
{001} perfect
2.7 Mohs Hardness
2.8 Chemical Composition
Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Mg 3Si 4O 10(OH) 2Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
Vitreous, Adamantine, Silky
Vitreous, Pearly
3.2 Pleochroism
AbsentWalter Schumann
X = almost colorless; Y = Z = pink
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Transparent
3.5 Refractive Index
1.614-1.6361.525-1.587
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.0220.0290-0.0380
0
0.296
3.9 Clarity
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
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4.1.3 Respiratory
Not Available
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4.1.4 Reproductive
Not Available
Not Available
4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
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4.3 Healing
Not Available
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4.4 Qualities Associated
Not Available
Not Available