Origin
USA, Mexico, Brazil, Switzerland, Sri Lanka, Burma, Madagascar, Origins: USA, Germany, Japan
-
Color
Yellow, Brown, Colorless, White, gray, Brownish
Blue, gray, Black
Streak
White
Blue
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
2.97-3.033-3.15
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
Conchoidal
Cleavage
{001} Poor
Good on [110] and on [001]
Mohs Hardness
76.0-6.5
2
10
👆🏻
Chemical Composition
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
[ ]Na2(Mg3Al2)Si8O22(OH)2
Luster
Vitreous, Greasy
Vitreous, Pearly
Pleochroism
Weak: pale yellow yellow
Strong
Dispersion
0.020.02
0.005
1
👆🏻
Transparency
-
-
Refractive Index
1.627-1.6391.606-1.637
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.006-9999
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
-
Physical
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Spiritual Awareness
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Awakening
Peace