Cassiterite Vs Crocoite
Origin
Sri Lanka
Australia, Southern and central Africa
Color
Black, Brownish, Reddish, Brown, Red, Yellow, White, Colorless, Green, gray
Red, Yellow, orange
Streak
White, Brownish
yellowish orange
Specific Gravity
6.86-7.03
5.90-6.10
Fracture
Subconchoidal, Uneven, Conchoidal, Irregular
Conchoidal
Cleavage
{100} imperfect, {110} indistinct; partings on {111} or {011}
{110} Distinct, {001} Indistinct, {100} Indistinct
Chemical Composition
SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Adamantine, Greasy
Adamantine
Pleochroism
Pleochroic haloes have been observed. Dichroic in yellow
Distinctly trichroic
Transparency
Transparent, Translucent
Transparent
Refractive Index
1.990-2.105
2.31-2.66
Crystal System
tetragonal
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n
Birefringence
0.096-0.098
-9999
Clarity
Transparent
Transparent
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
Supports heart health
Healing
Emotional healing
Physical healing
Qualities Associated
Manifestation
Passion
Cassiterite Vs Crocoite Fracture
Fracture is an important parameter when you compare Cassiterite and Crocoite Physical Properties. It is necessary to understand the significance of these properties, before you compare Cassiterite Vs Crocoite 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. Crocoite fracture is Conchoidal.
Cassiterite Vs Crocoite Luster
A primary knowledge about Cassiterite vs Crocoite 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. Crocoite, on other hand, exhibits Adamantine luster.