Origin
Southern and central Africa
USA, Mexico, Brazil, Switzerland, Sri Lanka, Burma, Madagascar, Origins: USA, Germany, Japan
Color
Brown, White, Greenish, gray, Green, Brownish
Yellow, Brown, Colorless, White, gray, Brownish
Specific Gravity
2.9-3.5
2.97-3.03
Fracture
Conchoidal
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
{110} Perfect, {???} Distinct, {???} Distinct
{001} Poor
Chemical Composition
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly
Vitreous, Greasy
Pleochroism
-
Weak: pale yellow yellow
Transparency
Transparent
-
Refractive Index
1.603-1.690
1.627-1.639
Optic Character
Biaxial/+
Biaxial/+
Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Orthorhombic
Birefringence
-9999
0.006
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
Enhances brain function
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Psychology
Peace
Spiritual Awareness
Healing
Emotional healing
Emotional healing
Qualities Associated
Self-discovery
Spiritual Awakening
Anthophyllite Vs Danburite Fracture
Fracture is an important parameter when you compare Anthophyllite and Danburite Physical Properties. It is necessary to understand the significance of these properties, before you compare Anthophyllite Vs Danburite 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. Danburite fracture is Uneven, ConchoidalWalter Schumann and Conchoidal.
Anthophyllite Vs Danburite Luster
A primary knowledge about Anthophyllite vs Danburite 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. Danburite, on other hand, exhibits Vitreous and Greasy luster.