Origin
Southern and central Africa
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Color
White, Colorless, Blue, Red, Green, Yellow, Violet, Black
Blue, Green
Streak
Colorless
Blue
For which Rashi?
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Sagittarius, Capricorn
Planet
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Venus
Element of Planets
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Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
Psychic Power
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.03-3.183.70-3.90
1
7.18
👆🏻
Fracture
Uneven, Irregular, Conchoidal
Conchoidal
Cleavage
{???} Indistinct
Perfect on {011}, fair on {100}, poor on {110}
Mohs Hardness
7-7.53.5-4
2
10
👆🏻
Chemical Composition
Na(Mg 3)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Cu 3(OH) 2(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous
Pleochroism
Very strong: pale yellow colorless
Visible shades of blue
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent
Refractive Index
1.614-1.6661.720-1.850
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
monoclinic
Birefringence
0.014-0.0320.108
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Supports heart health
Respiratory
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Excellent
Reproductive
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Supports reproductive health
Digestive
-
-
Psychology
Self-acceptance
Insight
Healing
Emotional healing
Emotional healing
Qualities Associated
Self-Exploration
Insight