1 Astrology
1.1 Origin
Southern and central Africa
Southern and central Africa, Switzerland, Yellow, blue, Switzerland, Yellow, blue
1.2 Color
Green
Red, Brown, Green, Yellow, Blue, Blue, Green, Yellow, Colorless, Pale pink, Red, White, Brown, Black, White, Yellow, Green, Red, Blue, pink
1.3 Streak
1.4 For which Rashi?
Not Available
Scorpio, Aquarius, Pisces, Scorpio, Aquarius, Pisces, Scorpio, Aquarius, Pisces
1.5 Planet
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
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1.7.2 Ring Metal
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1.8 Energy
1.9 Deities
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1.10 Not to wear with
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1.11 Powers
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1.12 Birthstone
1.12.1 Planetary
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1.12.2 Talisman
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2 Physical Properties
2.1 Tenacity
2.2 Solubility
Not Available
slightly water soluble and in hot hydrochloric acid
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
3.16-3.433.00-3.25
1
7.18
2.5 Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Subconchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
2.6 Cleavage
{110} Good, {110} Good
Octahedral, perfect on {111}, parting on {011}
2.7 Mohs Hardness
2.8 Chemical Composition
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
CaF2
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Weak: colorless -- very pale green -- very pale green
AbsentWalter Schumann
3.3 Dispersion
3.4 Transparency
TranslucentAnthony et al, Handbook of mineralogy (2001)
Transparent, Translucent, Transparent to translucent
3.5 Refractive Index
1.662-1.7231.432-1.436
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not AvailableNot Available
0
0.296
3.9 Clarity
TranslucentAnthony et al
Transparent
4 Benefits
4.1 Physical
4.1.1 Neurological
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4.1.2 Cardiovascular
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4.1.3 Respiratory
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4.1.4 Reproductive
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4.1.5 Digestive
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4.2 Psychology
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4.3 Healing
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4.4 Qualities Associated
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