1 Astrology
1.1 Origin
Not Available, Southern and central Africa
Canada, USA, Mexico, Madagascar, Australia, Not Available, Finland, India, Russia, Yellow, blue, Orange
1.2 Color
Brown
Violet, Colorless, gray, White, Green
1.3 Streak
1.4 For which Rashi?
Aries, Capricorn, Aries, Capricorn, Aries, Capricorn
Aquarius
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
Black Madonna, Isis, Horus
Isis
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Protection
Protection, Psychic Power
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
Not Available2.69-2.72
1
7.18
2.5 Fracture
Conchoidal
Uneven, Conchoidal, Gems, Sixth Edition (2006)
2.6 Cleavage
Not Available
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
(Na,Ca)1-2Si3-2O8
3 Optical Properties
3.1 Luster
Not Available
Vitreous, Pearly
3.2 Pleochroism
Not Available
From the Congo
3.3 Dispersion
3.4 Transparency
Not Available
Transparent, Translucent, Transparent to translucent
3.5 Refractive Index
Not Available1.554-1.573
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.008-0.010
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