1 Astrology
1.1 Origin
Brazil, Southern and central Africa, Sri Lanka
Russia
1.2 Color
Red, gray
Violet, Brown, Violet, Brown
1.3 Streak
1.4 For which Rashi?
Not Available
Sagittarius, Scorpio, Sagittarius, Scorpio, Sagittarius, Scorpio
1.5 Planet
Not Available
Jupiter, Neptune
1.6 Element of Planets
Not Available
Water, Earth, Air
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
Not Available
Minerva, Vac
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Healing, Love, Protection
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
Not Available
Not Available
2.2 Solubility
Insoluble in acids
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
4.20-4.302.54-2.78
1
7.18
2.5 Fracture
Uneven, ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
2.6 Cleavage
{110} good, 100 moderate, parting on {092} and {011}
Good in three directions
2.7 Mohs Hardness
2.8 Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
3 Optical Properties
3.1 Luster
Adamantine
Pearly, Fibrous, Chatoyant
3.2 Pleochroism
Weak to distinct brownish red-green-yellow
NilArthur Thomas
3.3 Dispersion
3.4 Transparency
Transparent, Translucent
Translucent
3.5 Refractive Index
2.609-2.9031.545-1.560
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
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