Origin
Sri Lanka, Burma, USA, Russia
USA, Mexico
Color
Yellow, Brown, pink, Colorless
Green, Brown, Greenish, Black
Streak
White
Greenish, gray
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
3.46-3.503.19-3.56
1
7.18
👆🏻
Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
Perfect
{110} Perfect, {010} Indistinct
Mohs Hardness
6-75.5-6
2
10
👆🏻
Chemical Composition
MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)
Luster
-
Vitreous, Resinous
Pleochroism
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
Pale green
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.665-1.7121.671-1.774
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
Birefringence
0.036-0.042-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
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Enhances mental clarity and focus
Cardiovascular
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Supports heart health
Respiratory
Good
Good
Reproductive
-
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Digestive
-
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Psychology
Intuition
Courage
Healing
Emotional healing
Emotional healing
Qualities Associated
Emotional Healing
Grounding