1 Astrology
1.1 Origin
USA, Mexico, Austria, India, Southern and central Africa, Australia, Argentina, Mexico, Spain, Argentina, Mexico, Spain
Canada
1.2 Color
1.3 Streak
1.4 For which Rashi?
Scorpio, Leo, Scorpio, Leo, Scorpio, Leo
Not Available
1.5 Planet
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
1.9 Deities
Mary Magdalene
Not Available
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
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
3.0-3.3Not Available
1
7.18
2.5 Fracture
Uneven, Conchoidal, Conchoidal to uneven, Brittle
Conchoidal, Conchoidal, Gemstones of the world (2001)
2.6 Cleavage
On {10 1 1} perfect; parting on {10 1 2}
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
MnCO3
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Weak
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
Transparent, Opaque, Transparent to nearly opaque
Transparent
3.5 Refractive Index
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.208-0.220Not Available
0
0.296
3.9 Clarity
Transparent to nearly opaque
Transparent
4 Benefits
4.1 Physical
4.1.1 Neurological
Not Available
Not Available
4.1.2 Cardiovascular
Not Available
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4.1.3 Respiratory
Not Available
Not Available
4.1.4 Reproductive
Not Available
Not Available
4.1.5 Digestive
Not Available
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4.2 Psychology
Not Available
Not Available
4.3 Healing
Not Available
Not Available
4.4 Qualities Associated
Not Available
Not Available