1 Astrology
2.2 Origin
Not Available
the type locality
2.3 Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Colorless, gray, White
2.5 Streak
2.7 For which Rashi?
Not Available
Not Available
2.9 Planet
Not Available
Not Available
2.11 Element of Planets
Not Available
Not Available
2.13 How to Wear?
2.14.1 Finger
Not Available
Not Available
2.14.3 Ring Metal
Not Available
Not Available
2.15 Energy
Not Available
Not Available
2.17 Deities
Not Available
Not Available
2.19 Not to wear with
Not Available
Not Available
2.21 Powers
Not Available
Not Available
2.23 Birthstone
2.23.1 Planetary
Not Available
Not Available
2.24.2 Talisman
Not Available
Not Available
3 Physical Properties
4.1 Tenacity
4.3 Solubility
Not Available
Not Available
4.5 Durability
Not Available
Not Available
4.7 Specific Gravity
4.10 Fracture
Not Available
ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic
4.12 Cleavage
None
Perfect on {010}, good on {100}
4.14 Mohs Hardness
4.16 Chemical Composition
Ca3Fe3+2Si3O12
Be 2BO 3(OH)Ulrich Henn and Claudio C.
6 Optical Properties
6.1 Luster
6.3 Pleochroism
Not Available
NilArthur Thomas
6.5 Dispersion
6.8 Transparency
Transparent, Opaque, Transparent to opaque
Transparent
6.9 Refractive Index
1.888-1.8891.543-1.631
1
3.25
6.12 Optic Character
Not Available
Not Available
6.14 Crystal System
6.15 Birefringence
Not Available0.071-0.074
0
0.296
7.2 Clarity
Transparent to opaque
Transparent
8 Benefits
8.1 Physical
8.1.1 Neurological
Not Available
Not Available
8.1.3 Cardiovascular
Not Available
Not Available
8.2.1 Respiratory
Not Available
Not Available
8.3.1 Reproductive
Not Available
Not Available
8.4.1 Digestive
Not Available
Not Available
8.5 Psychology
Not Available
Not Available
8.6 Healing
Not Available
Not Available
8.7 Qualities Associated
Not Available
Not Available