1 Astrology
1.1 Origin
Ethiopia
Spain, Southern and central Africa
1.2 Color
Yellow, White, Red, Brown, Blue
White, White, gray, Reddish, Brownish, gray
1.3 Streak
1.4 For which Rashi?
Cancer, Libra, Scorpio, Cancer, Libra, Scorpio, Cancer, Libra, Scorpio
Not Available
1.5 Planet
1.6 Element of Planets
Earth, Air, Water
Not Available
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
Not Available
Not Available
1.8 Energy
Projective, Receptive
Not Available
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Astral Projection, Psychicism
Not Available
1.12 Birthstone
1.12.1 Planetary
Not Available
Not Available
1.12.2 Talisman
Not Available
Not Available
2 Physical Properties
2.1 Tenacity
BrittleWalter Schumann
Brittle
2.2 Solubility
hot salt water
Poorly soluble in dilute HCl
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
1.98-2.252.80-2.95
1
7.18
2.5 Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Brittle
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
2.6 Cleavage
None
Perfect on {10 1 1}, rhombohedral cleavage
2.7 Mohs Hardness
2.8 Chemical Composition
SiO2 · nH2O
CaMg(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Vitreous, Pearly
Vitreous, Pearly
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent
3.5 Refractive Index
1.37-1.521.498-1.681
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.179-0.181
0
0.296
3.9 Clarity
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
Not Available
4.1.3 Respiratory
Not Available
Not Available
4.1.4 Reproductive
Not Available
Not Available
4.1.5 Digestive
Not Available
Not Available
4.2 Psychology
Not Available
Not Available
4.3 Healing
Not Available
Not Available
4.4 Qualities Associated
Not Available
Not Available