Origin
USA, Mexico, Brazil, Switzerland, Sri Lanka, Burma, Madagascar, Origins: USA, Germany, Japan
Southern and central Africa
Color
Yellow, Brown, Colorless, White, gray, Brownish
Brown, Black, Blue
Streak
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
2.97-3.032.65
1
7.18
👆🏻
Fracture
Uneven, ConchoidalWalter Schumann, Conchoidal
ConchoidalWalter Schumann
Cleavage
{001} Poor
None
Mohs Hardness
7-9999
2
10
👆🏻
Chemical Composition
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
SiO 2Ulrich Henn and Claudio C.
Luster
Vitreous, Greasy
-
Pleochroism
Weak: pale yellow yellow
Definite: brown reddish-brownWalter Schumann
Dispersion
0.020.01
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.627-1.6391.544-1.553
1
3.25
👆🏻
Optic Character
Biaxial/+
-
Crystal System
Orthorhombic
-
Birefringence
0.0060.009
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
Enhances mental clarity and focus
Improves digestion and metabolism
Cardiovascular
Supports heart health
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
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Psychology
Spiritual Awareness
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Awakening
Protection