Origin
Southern and central Africa, Switzerland
-
Color
Red, Brown, Green, Yellow, Blue, Colorless, Pale pink, White, Black, pink
Blue, Green
Streak
White
Blue
For which Rashi?
Scorpio, Aquarius, Pisces
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Planet
Neptune
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Element of Planets
Water, Air
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Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
-
Solubility
slightly water soluble and in hot hydrochloric acid
-
Durability
-
-
Specific Gravity
3.00-3.253.80-4.15
1
7.18
👆🏻
Fracture
Subconchoidal, Uneven, ConchoidalWalter Schumann
Uneven
Cleavage
Octahedral, perfect on {111}, parting on {011}
perfect along [010] and [100]
Mohs Hardness
43.5-4
2
10
👆🏻
Chemical Composition
CaF2
Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Silky
Pleochroism
-
X = very pale blue; Y = pale blue; Z = deep blue
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
Translucent
Refractive Index
1.432-1.4361.752-1.815
1
3.25
👆🏻
Optic Character
-
-
Crystal System
cubic
Orthorhombic
Birefringence
-99990.063
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
Enhances mental clarity and focus
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Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
Supports digestive health
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Psychology
Focus
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection
Communication