Origin
-
Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.
Color
Brown, Blue, Green, Yellow, White
Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish
Specific Gravity
3.32-3.43
2.98-3.10
Fracture
Conchoidal
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
Cleavage
Poor on {110} and {100} very poor on {001}
[100] Perfect, [110] Good, [011] Distinct
Chemical Composition
Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Luster
Vitreous, Resinous
Vitreous, Pearly
Pleochroism
slight in colored varieties
weak to none
Refractive Index
1.703-1.752
1.578-1.646
Optic Character
-
Biaxial/+
Crystal System
tetragonal
Triclinic
Birefringence
0.004-0.006
0.020-0.030
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Excellent
Reproductive
-
Supports reproductive health
Psychology
Transformation
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Transformation
Peace
Vesuvianite Vs Amblygonite Fracture
Fracture is an important parameter when you compare Vesuvianite and Amblygonite Physical Properties. It is necessary to understand the significance of these properties, before you compare Vesuvianite Vs Amblygonite 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 Vesuvianite is Conchoidal. Amblygonite fracture is Sub-Conchoidal, Irregular/uneven, Uneven and Conchoidal.
Vesuvianite Vs Amblygonite Luster
A primary knowledge about Vesuvianite vs Amblygonite 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. Vesuvianite exhibits Vitreous and Resinous luster. Amblygonite, on other hand, exhibits Vitreous and Pearly luster.