Origin
Brazil
Southern and central Africa
Color
Black, Colorless, Green, Violet, White, Yellow, Blue, Red, pink, Brown, gray
Brown, White, Greenish, gray, Green, Brownish
Streak
White
gray
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
2.652.9-3.5
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
{0110} Indistinct
{110} Perfect, {???} Distinct, {???} Distinct
Mohs Hardness
75.5-6
2
10
👆🏻
Chemical Composition
SiO2
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Luster
Vitreous
Vitreous, Pearly
Pleochroism
None
-
Dispersion
0.010.01
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Transparent
Refractive Index
1.544-1.5531.603-1.690
1
3.25
👆🏻
Optic Character
-
Biaxial/+
Crystal System
Trigonal
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Birefringence
0.009-9999
0
0.296
👆🏻
Clarity
Opaque
Transparent
Physical
Neurological
Enhances mental clarity and focus
Enhances brain function
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
Supports reproductive health
-
Digestive
-
-
Psychology
Clarity
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Clarity
Self-discovery