Origin
Southern and central Africa
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Color
Green, Black, White, Grey, gray
Green, Yellow, Brown, White, Colorless, Blue, Brownish, Black
Streak
White
White
For which Rashi?
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Planet
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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
-
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Birthstone
Planetary
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Talisman
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Tenacity
-
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Solubility
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insoluble
Durability
-
-
Specific Gravity
3.002.36
1
7.18
👆🏻
Fracture
Uneven, Splintery
Uneven, Subconchoidal, Fibrous
Cleavage
perfect along {110}.
[110] perfect, [101] good, [010] distinct
Mohs Hardness
5-63.5-4
2
10
👆🏻
Chemical Composition
Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Resinous, Pearly
Pleochroism
moderate
Weak
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
TransparentUlrich Henn and Claudio C. Milisenda
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Refractive Index
1.613-1.6281.518-1.561
1
3.25
👆🏻
Optic Character
-
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Crystal System
monoclinic
Orthorhombic
Birefringence
0.0250-0.02700.025
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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Physical
Neurological
Aids in mental clarity and focus
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Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
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Reproductive
Supports reproductive health
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Digestive
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Psychology
Strength
Clarity
Healing
Physical healing
Emotional healing
Qualities Associated
Strength
Clarity