Origin
USA
Canada, Southern and central Africa
Color
Colorless, White, Green, Brown
Green, Yellow, Red
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
Easily soluble in cold dilute HCl
-
Durability
-
-
Specific Gravity
4.123.28-3.32
1
7.18
👆🏻
Fracture
Uneven
Uneven
Cleavage
Good in two directions parallel to the prism faces {110}
{101} Distinct
Mohs Hardness
4-4.56-6.5
2
10
👆🏻
Chemical Composition
CaZn(AsO4)(OH)
ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Subadamantine, Silky
Vitreous
Pleochroism
-
-
Dispersion
0.030.03
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.7591.593-1.596
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
Birefringence
0.0240.001
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
-
-
Digestive
-
-
Psychology
Compassion
Personal power
Healing
Emotional healing
Physical healing
Qualities Associated
Transformation
Vitality