Origin
Spain
Brazil
Color
Brown, Green, Brownish, Yellow, Greenish, White, Black
Yellow
Streak
White
Greenish, Black, Brownish
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
-
insoluble in water
Durability
-
-
Specific Gravity
2.95.00-5.20
1
7.18
👆🏻
Fracture
Fibrous
Uneven, Conchoidal, ConchoidalWalter Schumann
Cleavage
[010] Perfect, [100] Distinct, [011] Distinct
Indistinct on {001}; partings on {011} and {111}
Mohs Hardness
26-6.5
2
10
👆🏻
Chemical Composition
Amethyst, Clear Quartz, Smoky Quartz, Cacoxenite, Rutile, Geothite, Lepidocrocite
FeS 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly, Silky
-
Pleochroism
-
-
Dispersion
0.030.04
0.005
1
👆🏻
Transparency
Transparent, Translucent, Opaque
OpaqueHerve Nicolas Lazzarelli
Refractive Index
1.519-1.521-9999
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Isometric
Birefringence
0.0090-0.0100-9999
0
0.296
👆🏻
Clarity
-
OpaqueHerve Nicolas Lazzarelli
Physical
Neurological
Aids in mental clarity and focus
-
Cardiovascular
-
Supports heart health
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Harmony
Abundance
Healing
Spiritual healing
Physical healing
Qualities Associated
Harmony
Abundance