Origin
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Southern and central Africa
Color
Green, Brown, Colorless, Greenish, Yellow
Green, Yellow, Red, Blue
Streak
White
Black
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
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-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
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Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
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Talisman
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Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.25-3.452.80-3.0
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
-
Cleavage
Good on {110}
{110} Good
Mohs Hardness
6.53
2
10
👆🏻
Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
NaFeS2•2(H2O)
Luster
Vitreous
Vitreous, Silky
Pleochroism
X = colorless to green; Y = colorless
Extreme
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
Translucent
Refractive Index
1.660-1.6851.580
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
Birefringence
0.012-0.017-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Physical
Neurological
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Cardiovascular
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Supports heart health
Respiratory
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Reproductive
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Digestive
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Psychology
Harmony
Optimism
Healing
Emotional healing
Emotional healing
Qualities Associated
Self-worth
Growth