Origin
USA, Mexico, Tanzania, Brazil, Pakistan, Afghanistan, Origins: USA
Switzerland
Color
Green, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey
Green, Colorless, White, Brown, gray
Streak
White
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
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.26-3.362.95-3.07
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Good on {100}
Perfect on {110} at 56° and 124°; partings on {010} and {100}
Mohs Hardness
6.5-75-6
2
10
👆🏻
Chemical Composition
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Luster
Vitreous
Vitreous, Silky
Pleochroism
Strong
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.656-1.7041.599-1.637
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Triclinic
monoclinic
Birefringence
0.009-0.0120.023-0.028
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Harmony
Emotional Healing
Healing
Emotional healing
Physical healing
Qualities Associated
Balance
Peace