Zoisite Vs Bastnasite
Origin
Pakistan, Tanzania
Turkey, Russia, Canada
Color
Brown, gray, Green, Blue, rose, Red
Reddish, Brown
Streak
White, Colorless
White
Specific Gravity
3.20-3.50
4.95-5.0
Fracture
Uneven, Conchoidal, Even
Uneven
Cleavage
Perfect {010} imperfect {100}
Imperfect to indistinct on {10 1 0}, parting on {0001}
Chemical Composition
Ca2Al3(SiO4)3(OH)
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Greasy, Pearly
Pleochroism
X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
Faint
Transparency
Transparent, Translucent, Opaque . May be translucent in thin backlit sections.
-
Refractive Index
1.685-1.707
1.717-1.722
Crystal System
Orthorhombic
Hexagonal
Birefringence
0.006-0.018
0.100
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Cardiovascular
Supports heart health
-
Respiratory
Excellent
Good
Reproductive
Supports reproductive health
-
Psychology
Transformation
Creativity
Healing
Emotional healing
Physical healing
Qualities Associated
-
Creativity
Zoisite Vs Bastnasite Fracture
Fracture is an important parameter when you compare Zoisite and Bastnasite Physical Properties. It is necessary to understand the significance of these properties, before you compare Zoisite Vs Bastnasite 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 Zoisite is Uneven, Conchoidal and Even. Bastnasite fracture is Uneven.
Zoisite Vs Bastnasite Luster
A primary knowledge about Zoisite vs Bastnasite 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. Zoisite exhibits Vitreous luster. Bastnasite, on other hand, exhibits Vitreous, Greasy and Pearly luster.