Origin
-
Southern and central Africa
Color
Brown, Blue, Green, Yellow, White
Colorless, Yellow
Streak
White
White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
3.32-3.432.59-2.60
1
7.18
👆🏻
Fracture
Conchoidal
-
Cleavage
Poor on {110} and {100} very poor on {001}
{001} Perfect, {110} Distinct, {101} Distinct
Mohs Hardness
6-76-7
2
10
👆🏻
Chemical Composition
Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous, Resinous
Vitreous
Pleochroism
slight in colored varieties
none.
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
-
TransparentAnthony et al
Refractive Index
1.703-1.7521.583-1.614
1
3.25
👆🏻
Optic Character
-
-
Crystal System
tetragonal
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21
Birefringence
0.004-0.006-9999
0
0.296
👆🏻
Clarity
-
TransparentAnthony et al
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
Supports heart health
Promotes mental clarity
Respiratory
Good
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Reproductive
-
-
Digestive
-
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Psychology
Transformation
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Transformation
Creativity