Crocoite Vs Zoisite
Origin
Australia, Southern and central Africa
Pakistan, Tanzania
Color
Red, Yellow, orange
Brown, gray, Green, Blue, rose, Red
Streak
yellowish orange
White, Colorless
Specific Gravity
5.90-6.10
3.20-3.50
Fracture
Conchoidal
Uneven, Conchoidal, Even
Cleavage
{110} Distinct, {001} Indistinct, {100} Indistinct
Perfect {010} imperfect {100}
Chemical Composition
PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca2Al3(SiO4)3(OH)
Luster
Adamantine
Vitreous
Pleochroism
Distinctly trichroic
X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
Transparency
Transparent
Transparent, Translucent, Opaque . May be translucent in thin backlit sections.
Refractive Index
2.31-2.66
1.685-1.707
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n
Orthorhombic
Birefringence
-9999
0.006-0.018
Clarity
Transparent
Transparent
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Excellent
Reproductive
-
Supports reproductive health
Psychology
Passion
Transformation
Healing
Physical healing
Emotional healing
Qualities Associated
Passion
-
Crocoite Vs Zoisite Fracture
Fracture is an important parameter when you compare Crocoite and Zoisite Physical Properties. It is necessary to understand the significance of these properties, before you compare Crocoite Vs Zoisite 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 Crocoite is Conchoidal. Zoisite fracture is Uneven, Conchoidal and Even.
Crocoite Vs Zoisite Luster
A primary knowledge about Crocoite vs Zoisite 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. Crocoite exhibits Adamantine luster. Zoisite, on other hand, exhibits Vitreous luster.