Origin
Canada
USA
Color
Brown, Reddish, Black, Brownish
Blue, Green
Streak
Brown
Blue, Greenish, 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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Brittle
Solubility
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Durability
-
-
Specific Gravity
3.77-3.935.6-5.76
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
None
[001] perfect; [100] distinct
Mohs Hardness
7-7.52.5-3
2
10
👆🏻
Chemical Composition
Ca 3Ti4+2(Fe3+2Si)O 12Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Pb 5Cu 2(SO 4) 3(CO 3)(OH) 6Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
Vitreous
Pleochroism
-
Weak
Dispersion
0.020.05
0.005
1
👆🏻
Transparency
Translucent
Transparent
Refractive Index
1.94-1.981.818-1.909
1
3.25
👆🏻
Optic Character
-
-
Crystal System
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Orthorhombic
Birefringence
-99990.091
0
0.296
👆🏻
Clarity
Translucent
Transparent
Physical
Neurological
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Cardiovascular
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Respiratory
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Good
Reproductive
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Digestive
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Psychology
Grounding
Creativity
Healing
Emotional healing
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Qualities Associated
Grounding & Transformation
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