Origin
Southern and central Africa
Australia
Color
Green
Red, White, gray, Black
Streak
Greenish, White
Brownish, Black
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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Brittle
Solubility
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Durability
-
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Specific Gravity
2.9-9999
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
{???} Indistinct
{1010} Imperfect, {0001} Imperfect
Mohs Hardness
4.55-5.5
2
10
👆🏻
Chemical Composition
(Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
NiAs
Luster
Waxy
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Pleochroism
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Strong (reflected light)
Dispersion
0.010.04
0.005
1
👆🏻
Transparency
Translucent
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Refractive Index
1.612-9999
1
3.25
👆🏻
Optic Character
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Crystal System
Triclinic Pinacoidal H-M Symbol ( 1) Space Group: P1
Hexagonal
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
Translucent
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Physical
Neurological
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Cardiovascular
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Respiratory
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Poor
Reproductive
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Digestive
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Psychology
Healing
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Healing
Emotional healing
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Qualities Associated
Healing
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