1 Astrology
1.1 Origin
Australia, Spain, Brazil, Germany, Australia, Spain, Brazil, Germany, Australia, Spain, Brazil
Not Available, Southern and central Africa
1.2 Color
Green, Blue, Colorless
Brown
1.3 Streak
1.4 For which Rashi?
Virgo
Aries, Capricorn, Aries, Capricorn, Aries, Capricorn
1.5 Planet
Not Available
Not Available
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
Past Life Recall
Black Madonna, Isis, Horus
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
Not Available
Not Available
2.2 Solubility
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
2.42-2.58Not Available
1
7.18
2.5 Fracture
Conchoidal, Splintery, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle
Conchoidal
2.6 Cleavage
[010] perfect
Not Available
2.7 Mohs Hardness
2.8 Chemical Composition
AlPO4 · 2(H2O)
Not Available
3 Optical Properties
3.1 Luster
Vitreous, Waxy
Not Available
3.2 Pleochroism
MissingWalter Schumann
Not Available
3.3 Dispersion
3.4 Transparency
Translucent, Opaque . May be translucent when backlit on the edges.
Not Available
3.5 Refractive Index
1.560-1.594Not Available
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
0.031Not Available
0
0.296
3.9 Clarity
Translucent
Not Available
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