Origin
Sri Lanka, India, Brazil
Spain
Color
Green, Brown, Colorless, gray, Yellow
Brown, Green, Brownish, Yellow, Greenish, White, Black
Streak
Brownish, 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
3.55-3.732.9
1
7.18
👆🏻
Fracture
Conchoidal, Uneven
Fibrous
Cleavage
none
[010] Perfect, [100] Distinct, [011] Distinct
Mohs Hardness
7-7.52
2
10
👆🏻
Chemical Composition
Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Amethyst, Clear Quartz, Smoky Quartz, Cacoxenite, Rutile, Geothite, Lepidocrocite
Luster
Greasy, Vitreous
Vitreous, Pearly, Silky
Pleochroism
None
-
Dispersion
0.020.03
0.005
1
👆🏻
Transparency
-
Transparent, Translucent, Opaque
Refractive Index
1.730-1.7601.519-1.521
1
3.25
👆🏻
Optic Character
-
-
Crystal System
cubic
monoclinic
Birefringence
0.0200.0090-0.0100
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
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Physical
Neurological
-
Aids in mental clarity and focus
Cardiovascular
-
-
Respiratory
-
Excellent
Reproductive
Helps in digestion and alleviates indigestion
-
Digestive
-
-
Psychology
Abundance
Harmony
Healing
Physical healing
Spiritual healing
Qualities Associated
Abundance
Harmony