Origin
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Canada, Brazil, Kenya, Tanzania, Madagascar, Burma, Afghanistan
Color
Green, Yellow, Black
Violet, White, gray, Brown, pink, Yellow
Streak
Green
White
For which Rashi?
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Planet
-
-
Element of Planets
-
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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
-
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Talisman
-
-
Tenacity
Brittle
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Solubility
-
-
Durability
-
-
Specific Gravity
3.745-3.7762.58-2.74
1
7.18
👆🏻
Fracture
Conchoidal
ConchoidalWalter Schumann, Splintery
Cleavage
Perfect on {010}, fair on {101}
{100} Distinct, {110} Distinct
Mohs Hardness
3-3.55.5-6
2
10
👆🏻
Chemical Composition
Cu2Cl(OH)3
Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Adamantine, Vitreous
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Pleochroism
X = pale green; Y = yellow-green; Z = grass-green
-
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.8311.540-1.579
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
tetragonal
Birefringence
0.0490.006-0.037
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Respiratory
Good
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Reproductive
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Digestive
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Psychology
Transformation
Creativity
Healing
Physical healing
Emotional healing
Qualities Associated
Healing
Problem Solving & Creativity