Crocoite Vs Apophyllite
Origin
Australia, Southern and central Africa
India, Canada, Brazil
Color
Red, Yellow, orange
Colorless, Reddish, White, pink, Green, Yellow, Violet, Blue, Brown
Streak
yellowish orange
White
Specific Gravity
5.90-6.10
2.30-2.50
Fracture
Conchoidal
Uneven
Cleavage
{110} Distinct, {001} Indistinct, {100} Indistinct
Perfect on (001)
Mohs Hardness
2.5-3
4.5-5
Chemical Composition
PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.
Luster
Adamantine
Vitreous, Pearly
Pleochroism
Distinctly trichroic
Dichroic (colorless)
Transparency
Transparent
Transparent, Translucent
Refractive Index
2.31-2.66
1.530-1.543
Optic Character
-
Uniaxial/-
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n
tetragonal
Birefringence
-9999
0.000-0.003
Clarity
Transparent
Transparent
Neurological
-
Aids in mental clarity and intuition
Cardiovascular
Supports heart health
-
Psychology
Passion
Spiritual Connection
Healing
Physical healing
Emotional healing
Qualities Associated
Passion
Connection to Spiritual Guides
Crocoite Vs Apophyllite Fracture
Fracture is an important parameter when you compare Crocoite and Apophyllite Physical Properties. It is necessary to understand the significance of these properties, before you compare Crocoite Vs Apophyllite 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. Apophyllite fracture is Uneven.
Crocoite Vs Apophyllite Luster
A primary knowledge about Crocoite vs Apophyllite 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. Apophyllite, on other hand, exhibits Vitreous and Pearly luster.