Origin
USA
Kenya, Southern and central Africa
Color
Colorless, White, Green, Brown
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
Easily soluble in cold dilute HCl
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Durability
-
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Specific Gravity
4.123.55-3.70
1
7.18
👆🏻
Fracture
Uneven
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Cleavage
Good in two directions parallel to the prism faces {110}
Perfect
Mohs Hardness
4-4.54-7
2
10
👆🏻
Chemical Composition
CaZn(AsO4)(OH)
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
Luster
Subadamantine, Silky
Vitreous
Pleochroism
-
Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.7591.710-1.735
1
3.25
👆🏻
Optic Character
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Biaxial/+
Crystal System
Orthorhombic
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Birefringence
0.0240.012-0.033
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
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Cardiovascular
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Supports heart health
Respiratory
Good
Good
Reproductive
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Digestive
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Psychology
Compassion
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Transformation
Tranquility