1 Astrology
1.1 Origin
Brazil
Canada, Southern and central Africa, Italy, Australia, India
1.2 Color
Yellow, Brown, gray, Greenish
Violet, Brownish, Yellow, Reddish, Pale pink
1.3 Streak
1.4 For which Rashi?
1.5 Planet
Not Available
Mercury, Jupiter
1.6 Element of Planets
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
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Not Available
1.12 Birthstone
1.12.1 Planetary
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
3.83-3.892.69-2.79
1
7.18
2.6 Fracture
Uneven, Conchoidal, UnevenArthur Thomas, Brittle
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
2.8 Cleavage
Perfect on {01 1 1}
Poor on {0001}
2.10 Mohs Hardness
2.12 Chemical Composition
Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
4 Optical Properties
4.1 Luster
4.3 Pleochroism
4.5 Dispersion
4.7 Transparency
Transparent, Translucent
Translucent
4.9 Refractive Index
1.633-1.8751.607-1.612
1
3.25
4.11 Optic Character
Not Available
Not Available
4.13 Crystal System
4.15 Birefringence
4.16 Clarity
5 Benefits
5.1 Physical
5.1.1 Neurological
Not Available
Not Available
5.1.2 Cardiovascular
Not Available
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5.1.3 Respiratory
Not Available
Not Available
5.1.4 Reproductive
Not Available
Not Available
5.1.5 Digestive
Not Available
Not Available
5.2 Psychology
Not Available
Not Available
5.3 Healing
Not Available
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5.4 Qualities Associated
Not Available
Not Available