Origin
Southern and central Africa
USA, Switzerland, Tanzania, Madagascar, Russia, Sri Lanka
Color
Green, Grey, White
Colorless, Yellow, pink, Red
Streak
White
White
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
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Not to wear with
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Powers
-
-
Birthstone
Planetary
-
-
Talisman
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Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
2.60-3.022.90-2.98
1
7.18
👆🏻
Fracture
Uneven
Conchoidal, ConchoidalWalter Schumann
Cleavage
{001} Perfect
Distinct on {11 2 0}, imperfect on {10 1 1}
Mohs Hardness
2-2.57.5-8
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Pearly, Greasy
Vitreous
Pleochroism
Distinct: light yellow-green to light bluE
Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.571-1.5971.650-1.695
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
Trigonal
Birefringence
-99990.016
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Cardiovascular
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Supports heart health
Respiratory
Good
Excellent
Reproductive
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Digestive
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Psychology
Harmony
Clarity
Healing
Physical healing
Emotional healing
Qualities Associated
Emotional Healing
Spiritual Activation