Diaspore Vs Cassiterite
Color
Colorless, White, Yellow, Greenish, gray, Brown
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Streak
White
White, Brownish
Tenacity
Very brittle
Brittle
Solubility
insoluble
insoluble
Specific Gravity
3.30-3.40
6.86-7.03
Fracture
Conchoidal
Subconchoidal, Uneven, Conchoidal, Irregular
Cleavage
{010} perfect, {110} distinct, {100} in traces
{100} imperfect, {110} indistinct; partings on {111} or {011}
Chemical Composition
AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Pearly
Adamantine, Greasy
Pleochroism
Strong
Pleochroic haloes have been observed. Dichroic in yellow
Transparency
Transparent
Transparent, Translucent
Refractive Index
1.702-1.750
1.990-2.105
Crystal System
Orthorhombic
tetragonal
Birefringence
0.048
0.096-0.098
Clarity
Transparent
Transparent
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Psychology
Transformation
Focus
Healing
Emotional healing
Emotional healing
Qualities Associated
Change
Manifestation
Diaspore Vs Cassiterite Fracture
Fracture is an important parameter when you compare Diaspore and Cassiterite Physical Properties. It is necessary to understand the significance of these properties, before you compare Diaspore Vs Cassiterite 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 Diaspore is Conchoidal. Cassiterite fracture is Subconchoidal, Uneven, Conchoidal and Irregular.
Diaspore Vs Cassiterite Luster
A primary knowledge about Diaspore vs Cassiterite 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. Diaspore exhibits Pearly luster. Cassiterite, on other hand, exhibits Adamantine and Greasy luster.