Origin
Brazil
Canada, Southern and central Africa
Color
Black, Colorless, Green, Violet, White, Yellow, Blue, Red, pink, Brown, gray
Green, Yellow, Red
Streak
White
White
For which Rashi?
Taurus, Capricorn, Sagittarius
-
Planet
Venus
-
Element of Planets
Earth, Water
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
Nerthus
-
Not to wear with
-
-
Powers
Healing, Protection
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.653.28-3.32
1
7.18
👆🏻
Fracture
Conchoidal
Uneven
Cleavage
{0110} Indistinct
{101} Distinct
Mohs Hardness
76-6.5
2
10
👆🏻
Chemical Composition
SiO2
ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous
Vitreous
Pleochroism
None
-
Dispersion
0.010.03
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent
Refractive Index
1.544-1.5531.593-1.596
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Trigonal
Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
Birefringence
0.0090.001
0
0.296
👆🏻
Clarity
Opaque
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
-
Reproductive
Supports reproductive health
-
Digestive
-
-
Psychology
Clarity
Personal power
Healing
Emotional healing
Physical healing
Qualities Associated
Clarity
Vitality