1 Astrology
1.1 Origin
Southern and central Africa, Switzerland, Yellow, blue, Switzerland, Yellow, blue
Canada
1.2 Color
Red, Brown, Green, Yellow, Blue, Blue, Green, Yellow, Colorless, Pale pink, Red, White, Brown, Black, White, Yellow, Green, Red, Blue, pink
Colorless, Colorless, Yellow, Green, White, Blue
1.3 Streak
1.4 For which Rashi?
Scorpio, Aquarius, Pisces, Scorpio, Aquarius, Pisces, Scorpio, Aquarius, Pisces
Not Available
1.6 Planet
1.8 Element of Planets
1.9 How to Wear?
1.9.1 Finger
Not Available
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1.9.2 Ring Metal
Not Available
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1.10 Energy
1.11 Deities
Not Available
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1.12 Not to wear with
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1.13 Powers
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1.14 Birthstone
1.14.1 Planetary
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1.14.2 Talisman
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
slightly water soluble and in hot hydrochloric acid
Not Available
2.3 Durability
Not Available
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2.4 Specific Gravity
3.00-3.252.70-2.75
1
7.18
2.8 Fracture
Subconchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
2.9 Cleavage
Octahedral, perfect on {111}, parting on {011}
From the Greek for luster, for its pearly luster on the cleavage.
2.10 Mohs Hardness
3.5 Chemical Composition
CaF2
Al 2(PO 4)(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
4 Optical Properties
4.1 Luster
4.2 Pleochroism
AbsentWalter Schumann
NilArthur Thomas
4.3 Dispersion
4.4 Transparency
Transparent, Translucent, Transparent to translucent
Gemmological Tables (2004) More from other references
4.5 Refractive Index
1.432-1.4361.570-1.591
1
3.25
4.6 Optic Character
Not Available
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4.7 Crystal System
4.8 Birefringence
Not Available0.020-0.021
0
0.296
4.9 Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
5 Benefits
5.1 Physical
5.1.1 Neurological
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5.1.2 Cardiovascular
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5.1.3 Respiratory
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5.1.4 Reproductive
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5.1.5 Digestive
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5.2 Psychology
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5.3 Healing
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5.4 Qualities Associated
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