Origin
Southern and central Africa
Southern and central Africa
Color
Colorless, White, Yellow, pink
Greenish, Blue, Colorless, Green, Yellow
Streak
White
Greenish, gray
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
Brittle
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Solubility
-
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Durability
-
-
Specific Gravity
1.793.17-3.24
1
7.18
👆🏻
Fracture
Irregular/uneven
Conchoidal
Cleavage
Perfect on {10bar10}
(0001) indistinct
Mohs Hardness
2.59-9.5
2
10
👆🏻
Chemical Composition
Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
SiCArthur Thomas , Gemstones (2009)
Luster
Vitreous
Adamantine
Pleochroism
Nearly colorless to pale golden yellow
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Dispersion
0.030.10
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.4922.648-2.691
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
6H polytype
Birefringence
-99990.043
0
0.296
👆🏻
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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Cardiovascular
Supports heart health
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Respiratory
Good
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Reproductive
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Digestive
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Psychology
Harmony
Clarity
Healing
Emotional healing
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Qualities Associated
Spiritual Growth
Creativity