Origin
Russia
Kenya, Southern and central Africa
Color
Red, Reddish, Brown, Black, orange
Green, Brown, Yellow, Red
Streak
White
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For which Rashi?
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Planet
-
-
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
Brittle
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Solubility
-
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Durability
-
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Specific Gravity
3.87-4.143.55-3.70
1
7.18
👆🏻
Fracture
Subconchoidal, Conchoidal
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Cleavage
Poor on {120}, in traces on {001}
Perfect
Mohs Hardness
5.5-64-7
2
10
👆🏻
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
Luster
Adamantine
Vitreous
Pleochroism
Very weak
Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli
Dispersion
0.200.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
2.583-2.7411.710-1.735
1
3.25
👆🏻
Optic Character
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Biaxial/+
Crystal System
Orthorhombic
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Birefringence
0.1170.012-0.033
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
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Cardiovascular
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Supports heart health
Respiratory
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Good
Reproductive
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Digestive
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Psychology
Transformation
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Transformation
Tranquility