Origin
Kenya, Southern and central Africa
Czech, Mexico, Australia
Color
Green, Brown, Yellow, Red
Red, Colorless, Violet, pink
Streak
-
Red
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Sectile
Solubility
-
-
Durability
-
-
Specific Gravity
3.55-3.703.06
1
7.18
👆🏻
Fracture
-
Sectile
Cleavage
Perfect
Perfect on {010}; poor on {100} and { 1 02}.
Mohs Hardness
4-7-9999
2
10
👆🏻
Chemical Composition
Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
Co3(AsO4)2•8(H2O)
Luster
Vitreous
Subadamantine, Pearly
Pleochroism
Blue stones strong trichroism: colorless/pale blue (greenish or violet)-blue dark blueHerve Nicolas Lazzarelli
Visible: X = pale pinkish to pale rose; Y = pale violet to pale violet-rose; Z = deep red
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
Transparent
-
Refractive Index
1.710-1.7351.626-1.629
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
-
monoclinic
Birefringence
0.012-0.033-9999
0
0.296
👆🏻
Clarity
Transparent
-
Physical
Neurological
-
-
Cardiovascular
Supports heart health
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Compassion
Healing
Emotional healing
Emotional healing
Qualities Associated
Tranquility
Vitality