Origin
Southern and central Africa
-
Color
Blue
Blue, Green
Streak
-
Blue
For which Rashi?
-
Sagittarius, Capricorn
Planet
-
Venus
Element of Planets
-
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
-
Psychic Power
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.13-3.263.70-3.90
1
7.18
👆🏻
Fracture
Conchoidal
Conchoidal
Cleavage
None
Perfect on {011}, fair on {100}, poor on {110}
Mohs Hardness
-99993.5-4
2
10
👆🏻
Chemical Composition
Ca 5(F,Cl)(PO 4) 3Arthur Thomas , Gemstones (2009)
Cu 3(OH) 2(CO 3) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
-
Vitreous
Pleochroism
-
Visible shades of blue
Dispersion
0.040.03
0.005
1
👆🏻
Transparency
-
Transparent, Translucent
Refractive Index
1.628-1.6511.720-1.850
1
3.25
👆🏻
Optic Character
-
-
Crystal System
-
monoclinic
Birefringence
0.002-0.0080.108
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Physical
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Good
Excellent
Reproductive
-
Supports reproductive health
Digestive
-
-
Psychology
-
Insight
Healing
Physical healing
Emotional healing
Qualities Associated
Emotional Healing
Insight