Origin
Southern and central Africa
Mexico
Color
Red, Blue, Green, Reddish, Brown
White, gray, Brownish, Yellow, Greenish
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
-
Sectile
Solubility
-
Soluble
Durability
-
-
Specific Gravity
3.79-3.946.13
1
7.18
👆🏻
Fracture
Lamellar, Splintery
Conchoidal
Cleavage
{100} Good, {001} Good, {010} Poor
Distinct on {001} and {110}, indistinct on {100}
Mohs Hardness
42-3
2
10
👆🏻
Chemical Composition
FeAs
Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Waxy
Adamantine
Pleochroism
-
Weakly pleochroic with O reddish and E greenish in thick sections.
Dispersion
0.010.04
0.005
1
👆🏻
Transparency
TranslucentAnthony et al
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Refractive Index
1.670-1.7342.117-2.145
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
tetragonal
Birefringence
-99990.027
0
0.296
👆🏻
Clarity
TranslucentAnthony et al
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
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Healing
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Qualities Associated
Emotional Healing
Transformation