1 Astrology
1.1 Origin
Southern and central Africa, Switzerland, Yellow, blue, Switzerland, Yellow, blue
Southern and central Africa
1.2 Color
Red, Brown, Green, Yellow, Blue, Blue, Green, Yellow, Colorless, Pale pink, Red, White, Brown, Black, White, Yellow, Green, Red, Blue, pink
Black, Reddish, gray, Red
1.3 Streak
White
Black, Brown, Reddish, Red
1.4 For which Rashi?
Scorpio, Aquarius, Pisces, Scorpio, Aquarius, Pisces, Scorpio, Aquarius, Pisces
Aries, Aquarius, Aries, Aquarius, Aries, Aquarius
1.5 Planet
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
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
slightly water soluble and in hot hydrochloric acid
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
3.00-3.255.00-5.30
1
7.18
2.5 Fracture
Subconchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
2.6 Cleavage
Octahedral, perfect on {111}, parting on {011}
None, may show partings on {0001} and {10 1 1}
2.7 Mohs Hardness
2.8 Chemical Composition
CaF2
Fe 2O 3Arthur Thomas , Gemstones (2009)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
AbsentWalter Schumann
O = brownish red; E = yellowish red
3.3 Dispersion
3.4 Transparency
Transparent, Translucent, Transparent to translucent
OpaqueHerve Nicolas Lazzarelli, Blue Chart Gem Identification (2010) More from other references
3.5 Refractive Index
1.432-1.4362.690-3.220
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.280
0
0.296
3.9 Clarity
Transparent
OpaqueHerve Nicolas Lazzarelli
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
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4.3 Healing
Not Available
Not Available
4.4 Qualities Associated
Not Available
Not Available