Origin
Spain
Canada, Southern and central Africa, Australia
Color
Brown, Green, Brownish, Yellow, Greenish, White, Black
Colorless, White, gray
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
2.92.72-2.75
1
7.18
👆🏻
Fracture
Fibrous
Uneven
Cleavage
[010] Perfect, [100] Distinct, [011] Distinct
Perfect on [001], good on [010], imperfect on [110]
Mohs Hardness
26-6.5
2
10
👆🏻
Chemical Composition
Amethyst, Clear Quartz, Smoky Quartz, Cacoxenite, Rutile, Geothite, Lepidocrocite
Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
Vitreous, Pearly, Silky
Vitreous, Pearly
Pleochroism
-
colorless.
Dispersion
0.030.01
0.005
1
👆🏻
Transparency
Transparent, Translucent, Opaque
Transparent
Refractive Index
1.519-1.5211.561-1.583
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Triclinic
Birefringence
0.0090-0.01000.010-0.011
0
0.296
👆🏻
Clarity
-
Transparent
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Excellent
Poor
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Clarity
Healing
Spiritual healing
Emotional healing
Qualities Associated
Harmony
Clarity