Anthophyllite Vs Crocoite
Origin
Southern and central Africa
Australia, Southern and central Africa
Color
Brown, White, Greenish, gray, Green, Brownish
Red, Yellow, orange
Streak
gray
yellowish orange
Specific Gravity
2.9-3.5
5.90-6.10
Fracture
Conchoidal
Conchoidal
Cleavage
{110} Perfect, {???} Distinct, {???} Distinct
{110} Distinct, {001} Indistinct, {100} Indistinct
Mohs Hardness
5.5-6
2.5-3
Chemical Composition
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly
Adamantine
Pleochroism
-
Distinctly trichroic
Transparency
Transparent
Transparent
Refractive Index
1.603-1.690
2.31-2.66
Optic Character
Biaxial/+
-
Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n
Birefringence
-9999
-9999
Clarity
Transparent
Transparent
Neurological
Enhances brain function
-
Cardiovascular
Supports heart health
Supports heart health
Healing
Emotional healing
Physical healing
Qualities Associated
Self-discovery
Passion
Anthophyllite Vs Crocoite Fracture
Fracture is an important parameter when you compare Anthophyllite and Crocoite Physical Properties. It is necessary to understand the significance of these properties, before you compare Anthophyllite 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 Anthophyllite is Conchoidal. Crocoite fracture is Conchoidal.
Anthophyllite Vs Crocoite Luster
A primary knowledge about Anthophyllite 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. Anthophyllite exhibits Vitreous and Pearly luster. Crocoite, on other hand, exhibits Adamantine luster.