Origin
Spain
Brazil
Color
Brown, Green, Brownish, Yellow, Greenish, White, Black
Yellow, Brown, Black, Colorless, White, Brownish
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
-
Effervesces in hot HCl
Durability
-
-
Specific Gravity
2.92.92-3.12
1
7.18
👆🏻
Fracture
Fibrous
Conchoidal
Cleavage
[010] Perfect, [100] Distinct, [011] Distinct
[10 1 1] perfect
Mohs Hardness
23.5-4.5
2
10
👆🏻
Chemical Composition
Amethyst, Clear Quartz, Smoky Quartz, Cacoxenite, Rutile, Geothite, Lepidocrocite
MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly, Silky
Vitreous
Pleochroism
-
-
Dispersion
0.030.03
0.005
1
👆🏻
Transparency
Transparent, Translucent, Opaque
Translucent
Refractive Index
1.519-1.5211.509-1.720
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Trigonal
Birefringence
0.0090-0.01000.191
0
0.296
👆🏻
Clarity
-
Translucent
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
-
-
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
Supports digestive health
Psychology
Harmony
Calming
Healing
Spiritual healing
Emotional healing
Qualities Associated
Harmony
Relaxation