Origin
USA, Mexico, Brazil, Switzerland, Sri Lanka, Burma, Madagascar, Origins: USA, Germany, Japan
Southern and central Africa, Vietnam
Color
Yellow, Brown, Colorless, White, gray, Brownish
Green, Black, Brown
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
-
-
Durability
-
-
Specific Gravity
2.97-3.033.04-3.26
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Splintery, Uneven
Cleavage
{001} Poor
{110} perfect
Mohs Hardness
75-6
2
10
👆🏻
Chemical Composition
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous, Greasy
Vitreous
Pleochroism
Weak: pale yellow yellow
-
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
Transparent
Refractive Index
1.627-1.6391.613-1.663
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.0060.020
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
-
Respiratory
Good
Excellent
Reproductive
-
Supports reproductive health
Digestive
-
-
Psychology
Spiritual Awareness
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Awakening
Healing