Origin
Southern and central Africa
USA
Color
Colorless, White, Yellow, pink
Yellow, Red, Green, Colorless, orange
Streak
White
Yellow, yellowish orange
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
Brittle
Solubility
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Durability
-
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Specific Gravity
1.795.50-5.90
1
7.18
👆🏻
Fracture
Irregular/uneven
Conchoidal
Cleavage
Perfect on {10bar10}
On {10 1 0}, perfect; parting on {000 1 }
Mohs Hardness
2.54
2
10
👆🏻
Chemical Composition
Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous
Subadamantine, Resinous
Pleochroism
Nearly colorless to pale golden yellow
Very weak
Dispersion
0.030.16
0.005
1
👆🏻
Transparency
-
TransparentRobert C. Kammerling
Refractive Index
1.4922.013-2.029
1
3.25
👆🏻
Optic Character
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Crystal System
Trigonal
Hexagonal
Birefringence
-99990.016
0
0.296
👆🏻
Clarity
-
TransparentRobert C. Kammerling
Physical
Neurological
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Cardiovascular
Supports heart health
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Respiratory
Good
Good
Reproductive
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Digestive
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Psychology
Harmony
Passion
Healing
Emotional healing
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Qualities Associated
Spiritual Growth
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