Origin
Canada, Brazil, Kenya, Tanzania, Madagascar, Burma, Afghanistan
Southern and central Africa
Color
Violet, White, gray, Brown, pink, Yellow
Colorless, Brown, Greenish, gray
Streak
White
White
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
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Solubility
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Durability
-
-
Specific Gravity
2.58-2.742.62-2.67
1
7.18
👆🏻
Fracture
ConchoidalWalter Schumann, Splintery
Uneven
Cleavage
{100} Distinct, {110} Distinct
From the Greek, oligos and kasein, little cleavage.
Mohs Hardness
5.5-66-6.5
2
10
👆🏻
Chemical Composition
Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references
Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
-
Vitreous
Pleochroism
-
-
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.540-1.5791.538-1.550
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
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Birefringence
0.006-0.0370.010
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
Creativity
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Problem Solving & Creativity
Harmony