Origin
Sri Lanka
Australia
Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Red, White, gray, Black
Streak
White, Brownish
Brownish, Black
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
insoluble
-
Durability
-
-
Specific Gravity
6.86-7.03-9999
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
Conchoidal, Uneven
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
{1010} Imperfect, {0001} Imperfect
Mohs Hardness
6-75-5.5
2
10
👆🏻
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
NiAs
Luster
Adamantine, Greasy
-
Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
Strong (reflected light)
Dispersion
0.070.04
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.990-2.105-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
Hexagonal
Birefringence
0.096-0.098-9999
0
0.296
👆🏻
Clarity
Transparent
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Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
Supports heart health
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Respiratory
Poor
Poor
Reproductive
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Digestive
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Psychology
Focus
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Healing
Emotional healing
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Qualities Associated
Manifestation
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