1 Astrology
1.1 Origin
Southern and central Africa, Switzerland, Yellow, blue, Switzerland, Yellow, blue
Not Available, Southern and central Africa
1.2 Color
Red, Brown, Green, Yellow, Blue, Blue, Green, Yellow, Colorless, Pale pink, Red, White, Brown, Black, White, Yellow, Green, Red, Blue, pink
Colorless, Colorless, Yellow
1.3 Streak
1.4 For which Rashi?
Scorpio, Aquarius, Pisces, Scorpio, Aquarius, Pisces, Scorpio, Aquarius, Pisces
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
1.9 Deities
Not Available
Not Available
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
slightly water soluble and in hot hydrochloric acid
Not Available
2.3 Durability
Not Available
Not Available
2.4 Specific Gravity
3.00-3.252.59-2.60
1
7.18
2.5 Fracture
Subconchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references
Brittle, Metallic, Brittle, Metallic
2.6 Cleavage
Octahedral, perfect on {111}, parting on {011}
{001} Perfect, {110} Distinct, {101} Distinct
2.7 Mohs Hardness
2.8 Chemical Composition
CaF2
Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)
3 Optical Properties
3.1 Luster
3.2 Pleochroism
AbsentWalter Schumann
none.
3.3 Dispersion
3.4 Transparency
Transparent, Translucent, Transparent to translucent
TransparentAnthony et al, Handbook of mineralogy (2001)
3.5 Refractive Index
1.432-1.4361.583-1.614
1
3.25
3.6 Optic Character
Not Available
Not Available
3.7 Crystal System
cubic
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: Ccm21
3.8 Birefringence
Not AvailableNot Available
0
0.296
3.9 Clarity
Transparent
TransparentAnthony et al
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