Origin
Spain
Brazil
Color
Brown, Green, Brownish, Yellow, Greenish, White, Black
White, Blue, Yellow, Brown, Green, Brownish, Greenish, 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
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.92.65-2.90
1
7.18
👆🏻
Fracture
Fibrous
-
Cleavage
[010] Perfect, [100] Distinct, [011] Distinct
{001} Perfect
Mohs Hardness
2-9999
2
10
👆🏻
Chemical Composition
Amethyst, Clear Quartz, Smoky Quartz, Cacoxenite, Rutile, Geothite, Lepidocrocite
Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly, Silky
Pearly
Pleochroism
-
-
Dispersion
0.030.05
0.005
1
👆🏻
Transparency
Transparent, Translucent, Opaque
Translucent
Refractive Index
1.519-1.5211.534-1.601
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
-
Birefringence
0.0090-0.01000.050
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Excellent
-
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
-
Healing
Spiritual healing
-
Qualities Associated
Harmony
Emotional Healing