1 Astrology
1.1 Origin
Mexico
Not Available, Southern and central Africa
1.2 Color
Colorless, Blue, Violet, White, Brown, Colorless, Blue, Violet, White, rose, Brown, gray, Colorless, White, Violet, gray, Colorless, White, Violet, gray
Brown, White, Greenish, gray, Green, Brown, Brownish, White, Greenish, gray, Green, Brown, Brownish
1.3 Streak
1.4 For which Rashi?
Not Available
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1.5 Planet
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1.6 Element of Planets
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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
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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
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2.3 Durability
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2.4 Specific Gravity
2.5 Fracture
Conchoidal, Brittle, Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle
2.6 Cleavage
Rare tabular and prismatic crystals. Usually occurs as fibrous, parallel veins that break off into cleavage fragments.
{110} Perfect, {???} Distinct, {???} Distinct
2.7 Mohs Hardness
2.8 Chemical Composition
CaSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
Pearly, Greasy
Vitreous, Pearly
3.2 Pleochroism
For violet varieties
When Fe-rich
3.3 Dispersion
3.4 Transparency
3.5 Refractive Index
1.570-1.6141.603-1.690
1
3.25
3.6 Optic Character
3.7 Crystal System
Orthorhombic
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
3.8 Birefringence
0.042-0.044Not Available
0
0.296
3.9 Clarity
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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