Zoisite Vs Bustamite
Origin
Pakistan, Tanzania
Australia
Color
Brown, gray, Green, Blue, rose, Red
Reddish, Brown, Red, pink
Streak
White, Colorless
White
Solubility
-
Partly soluble in HCl.
Specific Gravity
3.20-3.50
3.32-3.43
Fracture
Uneven, Conchoidal, Even
Conchoidal
Cleavage
Perfect {010} imperfect {100}
{100} perfect; {110} and {1 1 0} good; {010} poor
Chemical Composition
Ca2Al3(SiO4)3(OH)
(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Pleochroism
X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
Weak
Transparency
Transparent, Translucent, Opaque . May be translucent in thin backlit sections.
Transparent, Translucent
Refractive Index
1.685-1.707
1.662-1.707
Crystal System
Orthorhombic
Triclinic
Birefringence
0.006-0.018
0.013-0.015
Clarity
Transparent
Transparent
Cardiovascular
Supports heart health
-
Respiratory
Excellent
Excellent
Reproductive
Supports reproductive health
-
Psychology
Transformation
Love
Healing
Emotional healing
Emotional healing
Qualities Associated
-
Love
Zoisite Vs Bustamite Fracture
Fracture is an important parameter when you compare Zoisite and Bustamite Physical Properties. It is necessary to understand the significance of these properties, before you compare Zoisite Vs Bustamite 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. Bustamite fracture is Conchoidal.
Zoisite Vs Bustamite Luster
A primary knowledge about Zoisite vs Bustamite 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. Bustamite, on other hand, exhibits Vitreous luster.