Origin
Italy, Canada
Australia
Color
Blue, Red, Yellow, Colorless, Green, White
Brown, Reddish, Brownish, Yellow
Streak
White
Brown, Brownish, Yellow
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
-
-
Birthstone
Planetary
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Talisman
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Tenacity
-
-
Solubility
-
HCl soluble
Durability
-
-
Specific Gravity
2.90-3.104.27-4.29
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Uneven
Cleavage
Poor/indistinct on {1120} and {1011}
Perfect {010}
Mohs Hardness
75-5.5
2
10
👆🏻
Chemical Composition
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references
FeO(OH)Arthur Thomas , Gemstones (2009)
Luster
Vitreous
Adamantine
Pleochroism
Pale green
VisibleArthur Thomas
Dispersion
0.020.05
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.614-1.6662.26-2.398
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Orthorhombic
Birefringence
0.014-0.0320.138
0
0.296
👆🏻
Clarity
Transparent
-
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
Emotional healing
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Emotional Healing