Origin
Southern and central Africa
Brazil, Colombia, Southern and central Africa
Color
Brown, Colorless, Green
Greenish, Blue, Colorless, White, Green
Streak
-
White
For which Rashi?
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-
Planet
-
-
Element of Planets
-
-
Energy
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-
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
3.14-3.253.08-3.12
1
7.18
👆🏻
Fracture
-
ConchoidalWalter Schumann
Cleavage
Perfect
{010} Perfect
Mohs Hardness
6-77.5
2
10
👆🏻
Chemical Composition
Al 2SiO 5Arthur Thomas , Gemstones (2009)
BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Vitreous
Pleochroism
DistinctArthur Thomas
Weak: colorless-(greenish) yellow
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.658-1.6781.650-1.677
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
Birefringence
-99990.019-0.025
0
0.296
👆🏻
Clarity
Transparent
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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Good
Reproductive
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-
Digestive
Aids in digestion and nutrient absorption
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Psychology
Focus
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
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Communication