Origin
Linares, Jaén, Andalusia, Spain
Italy
Color
Blue
Green, gray, Brown, Black
Streak
Blue
Greenish, White
For which Rashi?
-
-
Planet
-
-
Element of Planets
-
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
5.352.58-2.80
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
Perfect on {100}, imperfect on {001}
{001} Good
Mohs Hardness
2.55-5.5
2
10
👆🏻
Chemical Composition
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
Luster
Sub-Adamantine, Vitreous
Waxy, Silky, Resinous, Greasy
Pleochroism
X = pale blue; Y = blue; Z = Prussian blue
pale greenish yellow
Dispersion
0.050.02
0.005
1
👆🏻
Transparency
Transparent
Translucent
Refractive Index
1.809-1.8591.530-1.575
1
3.25
👆🏻
Optic Character
-
-
Crystal System
monoclinic
Monoclinic Domatic H-M Symbol (m) Space Group: Cm
Birefringence
0.050-9999
0
0.296
👆🏻
Clarity
Transparent
Translucent
Physical
Neurological
-
Supports neurological health
Cardiovascular
-
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
Supports digestive health
-
Psychology
Self-Expression
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Emotional Healing