Pargasite Vs Lazulite
Origin
Southern and central Africa, Vietnam
Brazil, Southern and central Africa
Color
Green, Black, Brown
Blue, Green, Black
For which Rashi?
-
Gemini, Sagittarius
Specific Gravity
3.04-3.26
3.04-3.17
Fracture
Splintery, Uneven
Uneven
Cleavage
{110} perfect
{001} Indistinct, {???} Indistinct
Chemical Composition
NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Pleochroism
-
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
Transparency
Transparent
Transparent, Translucent
Refractive Index
1.613-1.663
1.604-1.646
Crystal System
monoclinic
monoclinic
Birefringence
0.020
0.031-0.036
Clarity
Transparent
Transparent
Neurological
-
Balances digestive system and reduces bloating
Respiratory
Excellent
Excellent
Reproductive
Supports reproductive health
-
Digestive
-
Supports digestive health
Healing
Emotional healing
Emotional healing
Qualities Associated
Healing
Psychic Abilities
Pargasite Vs Lazulite Fracture
Fracture is an important parameter when you compare Pargasite and Lazulite Physical Properties. It is necessary to understand the significance of these properties, before you compare Pargasite Vs Lazulite fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges. Fracture observed in Pargasite is Splintery and Uneven. Lazulite fracture is Uneven.
Pargasite Vs Lazulite Luster
A primary knowledge about Pargasite vs Lazulite luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Pargasite exhibits Vitreous luster.