Origin
Southern and central Africa
Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania
Color
Brown, White, Greenish, gray, Green, Brownish
Blue, Violet, Greenish, Brown, Colorless, Yellow, gray
Streak
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
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
2.9-3.52.57-2.66
1
7.18
👆🏻
Fracture
Conchoidal
Subconchoidal, Conchoidal
Cleavage
{110} Perfect, {???} Distinct, {???} Distinct
Fair on {100}, poor on {001} and {010}
Mohs Hardness
5.5-67-7.5
2
10
👆🏻
Chemical Composition
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Mg2Al4Si5O18
Luster
Vitreous, Pearly
Greasy, Vitreous
Pleochroism
-
X = pale yellow
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.603-1.690-9999
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Orthorhombic
Birefringence
-9999-9999
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
Enhances brain function
Supports healthy digestion
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Peace
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Self-discovery
Psychic Abilities