Origin
Southern and central Africa
USA, Southern and central Africa
Color
White, Colorless, Blue, Red, Green, Yellow, Violet, Black
Yellow, Brown, Reddish, Greenish, Green, gray
Streak
Colorless
Yellow
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
3.03-3.185.5
1
7.18
👆🏻
Fracture
Uneven, Irregular, Conchoidal
Conchoidal
Cleavage
{???} Indistinct
{111} Indistinct, {111} Indistinct, {111} Indistinct
Mohs Hardness
7-7.55-5.5
2
10
👆🏻
Chemical Composition
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
(Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Very strong: pale yellow colorless
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
Translucent
Refractive Index
1.614-1.6661.993-2.02
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
-
Birefringence
0.014-0.032-9999
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
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-
Cardiovascular
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-
Respiratory
-
-
Reproductive
-
-
Digestive
-
-
Psychology
Self-acceptance
Confidence
Healing
Emotional healing
Emotional healing
Qualities Associated
Self-Exploration
Vitality