1 Astrology
1.1 Origin
USA
Southern and central Africa
1.2 Color
Yellow, Red, Green, Colorless, orange
Black, Brownish, White, Brown
1.3 Streak
Yellow, yellowish orange
Reddish, Black
1.4 For which Rashi?
Not Available
Not Available
1.5 Planet
Not Available
Not Available
1.6 Element of Planets
Not Available
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
Not Available
Not Available
1.9 Deities
Not Available
Not Available
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
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
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
5.50-5.904.76-5.03
1
7.18
2.5 Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Conchoidal, Brittle
2.6 Cleavage
On {10 1 0}, perfect; parting on {000 1 }
None
2.7 Mohs Hardness
2.8 Chemical Composition
(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
Subadamantine, Resinous
Not Available
3.2 Pleochroism
3.3 Dispersion
3.4 Transparency
TransparentRobert C. Kammerling, The Journal of Gemmology (1995) More from other references
Translucent
3.5 Refractive Index
2.013-2.029Not Available
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.016Not Available
0
0.296
3.9 Clarity
TransparentRobert C. Kammerling
Translucent
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