1 Astrology
1.1 Origin
Southern and central Africa
the type locality
1.2 Color
Blue, Blue, Red
Colorless, gray, White
1.3 Streak
1.4 For which Rashi?
Sagittarius, Leo, Sagittarius, Leo, Sagittarius, Leo
Not Available
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
Projective, Receptive
Not Available
1.9 Deities
1.10 Not to wear with
Not Available
Not Available
1.11 Powers
Not Available
Not Available
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
Not Available
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
Not Available2.33-2.37
1
7.18
2.5 Fracture
Not Available
ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic
2.6 Cleavage
Not Available
Perfect on {010}, good on {100}
2.7 Mohs Hardness
2.8 Chemical Composition
Not Available
Be 2BO 3(OH)Ulrich Henn and Claudio C.
3 Optical Properties
3.1 Luster
3.2 Pleochroism
Not Available
NilArthur Thomas
3.3 Dispersion
3.4 Transparency
Not Available
Transparent
3.5 Refractive Index
1.54-1.561.543-1.631
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
3.8 Birefringence
Not Available0.071-0.074
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