Cassiterite Vs Bustamite
Origin
Sri Lanka
Australia
Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Reddish, Brown, Red, pink
Streak
White, Brownish
White
Solubility
insoluble
Partly soluble in HCl.
Specific Gravity
6.86-7.03
3.32-3.43
Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
Conchoidal
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
{100} perfect; {110} and {1 1 0} good; {010} poor
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Adamantine, Greasy
Vitreous
Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
Weak
Transparency
Transparent, Translucent
Transparent, Translucent
Refractive Index
1.990-2.105
1.662-1.707
Crystal System
tetragonal
Triclinic
Birefringence
0.096-0.098
0.013-0.015
Clarity
Transparent
Transparent
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
-
Respiratory
Poor
Excellent
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Love
Cassiterite Vs Bustamite Fracture
Fracture is an important parameter when you compare Cassiterite and Bustamite Physical Properties. It is necessary to understand the significance of these properties, before you compare Cassiterite 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 Cassiterite is Subconchoidal, Uneven, Conchoidal and Irregular. Bustamite fracture is Conchoidal.
Cassiterite Vs Bustamite Luster
A primary knowledge about Cassiterite 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. Cassiterite exhibits Adamantine and Greasy luster. Bustamite, on other hand, exhibits Vitreous luster.