1 Astrology
1.1 Origin
Canada
Colombia, Zambia, Brazil, Madagascar, Southern and central Africa, Zimbabwe, Russia, India, Pakistan, Australia, USA, Not Available, Mexico, Spain
1.2 Color
Reddish, White, Violet, gray, Black, Reddish, White, Violet, gray, Black
Green, Green, Blue, Yellow, Grey
1.3 Streak
1.4 For which Rashi?
Not Available
Taurus, Gemini, Aries, Taurus, Gemini, Aries, Taurus, Gemini, Aries
1.5 Planet
Not Available
Venus, Mercury
1.6 Element of Planets
1.7 How to Wear?
1.7.1 Finger
Not Available
Not Available
1.7.2 Ring Metal
1.8 Energy
1.9 Deities
Not Available
Diana, Artemis, Venus, Freyja
1.10 Not to wear with
Not Available
Red Coral, Natural Pearl, Moonstone, Ruby, Red Coral, Natural Pearl, Moonstone, Ruby
1.11 Powers
Not Available
Money, Protection, Love, Courage
1.12 Birthstone
1.12.1 Planetary
1.12.2 Talisman
2 Physical Properties
2.1 Tenacity
Not Available
Not Available
2.2 Solubility
Not Available
Not Available
2.3 Durability
2.4 Specific Gravity
2.5 Fracture
UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
2.6 Cleavage
{100} Good, {010} Good, {001} Good
Imperfect on the [0001]
2.7 Mohs Hardness
2.8 Chemical Composition
CoAsSAnthony et al , Handbook of mineralogy (2001)
Be3Al2SiO6
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Very weak
Strong dichroism: yellow green Lazzarelli
3.3 Dispersion
3.4 Transparency
Gems
Transparent, Translucent, Transparent to translucent
3.5 Refractive Index
Not Available1.565-1.602
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: P ca21
Hexagonal
3.8 Birefringence
Not Available0.0040-0.0070
0
0.296
3.9 Clarity
Gems
Color grading system
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