2 Astrology
1.1 Origin
1.3 Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Brown, Brownish, Black, Colorless, Green, gray
Green, Blue
1.6 Streak
White, Brownish, Brownish, White
White
1.9 For which Rashi?
Not Available
Cancer, Gemini, Cancer, Gemini, Cancer, Gemini
1.12 Planet
1.14 Element of Planets
1.17 Energy
1.1 How to Wear?
1.3.1 Finger
Not Available
Not Available
1.4.2 Ring Metal
Not Available
Not Available
1.6 Deities
1.10 Not to wear with
Not Available
Not Available
1.14 Powers
Not Available
Protection, Love, Money
1.18 Birthstone
1.19.1 Planetary
Not Available
Not Available
1.22.1 Talisman
Not Available
Not Available
2 Physical Properties
3.1 Tenacity
4.3 Solubility
4.6 Durability
Not Available
Not Available
4.9 Specific Gravity
6.86-7.032.60-2.85
1
7.18
5.11 Fracture
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
5.12 Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
none
5.13 Mohs Hardness
3.2 Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Not Available
4 Optical Properties
4.1 Luster
Adamantine, Greasy
Pearly
4.4 Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
AbsentWalter Schumann
5.2 Dispersion
6.9 Transparency
Transparent, Translucent
Translucent, Opaque
6.11 Refractive Index
1.990-2.1051.52-1.66
1
3.25
7.7 Optic Character
Not Available
Not Available
7.10 Crystal System
7.12 Birefringence
8.3 Clarity
9 Benefits
10.2 Physical
10.2.2 Neurological
Not Available
Not Available
10.3.2 Cardiovascular
Not Available
Not Available
10.4.1 Respiratory
Not Available
Not Available
10.5.1 Reproductive
Not Available
Not Available
10.5.3 Digestive
Not Available
Not Available
10.6 Psychology
Not Available
Not Available
10.8 Healing
Not Available
Not Available
10.11 Qualities Associated
Not Available
Not Available