Origin
Spain
Tanzania, Sri Lanka, China
Color
Brown, Green, Brownish, Yellow, Greenish, White, Black
Colorless
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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.93.60-3.61
1
7.18
👆🏻
Fracture
Fibrous
Conchoidal
Cleavage
[010] Perfect, [100] Distinct, [011] Distinct
Imperfect/fair/absent
Mohs Hardness
28-8.5
2
10
👆🏻
Chemical Composition
Amethyst, Clear Quartz, Smoky Quartz, Cacoxenite, Rutile, Geothite, Lepidocrocite
Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Luster
Vitreous, Pearly, Silky
Vitreous
Pleochroism
-
Weak
Dispersion
0.030.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Opaque
-
Refractive Index
1.519-1.5211.70-1.73
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Hexagonal
Birefringence
0.0090-0.01000.055
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Transformation
Healing
Spiritual healing
Physical healing
Qualities Associated
Harmony
Spiritual Growth