Origin
Southern and central Africa
Southern and central Africa
Color
Colorless, Blue, Green
Colorless, Brown, Greenish, gray
Streak
White
White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
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Ring Metal
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Deities
-
-
Not to wear with
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-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
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Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.07-3.132.62-2.67
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Uneven
Cleavage
{100} Perfect, {010} Distinct, {102} Distinct
From the Greek, oligos and kasein, little cleavage.
Mohs Hardness
3-3.56-6.5
2
10
👆🏻
Chemical Composition
Zn 2(Fe2+ ,Mn2+ )(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Na(90-70%)Ca(10-30%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
-
Vitreous
Pleochroism
-
-
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.595-1.6211.538-1.550
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
-
Birefringence
0.0210.010
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
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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
Emotional healing
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Harmony