1 Astrology
1.1 Origin
Australia, Brazil, Burma, Canada, India, Madagascar, Sri Lanka, Tanzania
Mexico
1.2 Color
Blue, Violet, Greenish, Brown, Colorless, Colorless, Blue, Violet, Yellow, gray
White, Colorless, White, pink, Yellow, Brown
1.3 Streak
1.4 For which Rashi?
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
Not Available
Not Available
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Spirituality, Healing
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
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.57-2.662.67-2.73
1
7.18
2.5 Fracture
Subconchoidal, Conchoidal, Brittle
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
2.6 Cleavage
Fair on {100}, poor on {001} and {010}
Perfect on [10 1 1] three directions with angle of 74° 55
2.7 Mohs Hardness
2.8 Chemical Composition
Mg2Al4Si5O18
CaCO 3Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
Greasy, Vitreous
Vitreous, Pearly
3.2 Pleochroism
X = pale yellow
NilArthur Thomas
3.3 Dispersion
3.4 Transparency
Not Available
Transparent, Translucent
3.5 Refractive Index
Not Available1.486-1.658
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.154-0.174
0
0.296
3.9 Clarity
Not Available
Transparent
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