Origin
Linares, Jaén, Andalusia, Spain
Southern and central Africa, Switzerland
Color
Blue
Red, Brown, Green, Yellow, Blue, Colorless, Pale pink, White, Black, pink
Streak
Blue
White
For which Rashi?
-
Scorpio, Aquarius, Pisces
Planet
-
Neptune
Element of Planets
-
Water, Air
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
5.353.00-3.25
1
7.18
👆🏻
Fracture
Conchoidal
Subconchoidal, Uneven, ConchoidalWalter Schumann
Cleavage
Perfect on {100}, imperfect on {001}
Octahedral, perfect on {111}, parting on {011}
Mohs Hardness
2.54
2
10
👆🏻
Chemical Composition
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
CaF2
Luster
Sub-Adamantine, Vitreous
Vitreous
Pleochroism
X = pale blue; Y = blue; Z = Prussian blue
-
Dispersion
0.050.01
0.005
1
👆🏻
Transparency
Transparent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.809-1.8591.432-1.436
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
cubic
Birefringence
0.050-9999
0
0.296
👆🏻
Clarity
Transparent
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
-
Respiratory
Good
Good
Reproductive
-
-
Digestive
Supports digestive health
Supports digestive health
Psychology
Self-Expression
Focus
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Protection