Origin
USA, Mexico
Sri Lanka, Burma, USA, Russia
Color
Green, Brown, Greenish, Black
Yellow, Brown, pink, Colorless
Streak
Greenish, gray
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
3.19-3.563.46-3.50
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
{110} Perfect, {010} Indistinct
Perfect
Mohs Hardness
5.5-66-7
2
10
👆🏻
Chemical Composition
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)
MgAlBO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Resinous
-
Pleochroism
Pale green
Trichroism: green light brown dark brownHerve Nicolas Lazzarelli
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
Transparent, Translucent
-
Refractive Index
1.671-1.7741.665-1.712
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
Orthorhombic
Birefringence
-99990.036-0.042
0
0.296
👆🏻
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
Supports heart health
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Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Courage
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Grounding
Emotional Healing