Lazulite Vs Pargasite
Origin
Brazil, Southern and central Africa
Southern and central Africa, Vietnam
Color
Blue, Green, Black
Green, Black, Brown
For which Rashi?
Gemini, Sagittarius
-
Specific Gravity
3.04-3.17
3.04-3.26
Fracture
Uneven
Splintery, Uneven
Cleavage
{001} Indistinct, {???} Indistinct
{110} perfect
Chemical Composition
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Pleochroism
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
-
Transparency
Transparent, Translucent
Transparent
Refractive Index
1.604-1.646
1.613-1.663
Crystal System
monoclinic
monoclinic
Birefringence
0.031-0.036
0.020
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
Psychic Abilities
Healing
Lazulite Vs Pargasite Fracture
Fracture is an important parameter when you compare Lazulite and Pargasite Physical Properties. It is necessary to understand the significance of these properties, before you compare Lazulite Vs Pargasite 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 Lazulite is Uneven. Pargasite fracture is Splintery and Uneven.
Lazulite Vs Pargasite Luster
A primary knowledge about Lazulite vs Pargasite 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, on other hand, exhibits Vitreous luster.