Amblygonite Vs Arfvedsonite
Origin
Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.
Canada, Russia
Color
Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish
Black, Green, gray
Specific Gravity
2.98-3.10
3.3-3.5
Fracture
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
Uneven
Cleavage
[100] Perfect, [110] Good, [011] Distinct
Perfect on [110]
Chemical Composition
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
NaNa2(Fe++4Fe+++)Si8O22(OH)2
Luster
Vitreous, Pearly
Vitreous
Pleochroism
weak to none
Strong: Blue-greens
Refractive Index
1.578-1.646
1.652-1.699
Optic Character
Biaxial/+
-
Crystal System
Triclinic
monoclinic
Birefringence
0.020-0.030
-9999
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
-
Neurological
Enhances mental clarity and focus
Promotes psychic abilities and spiritual growth
Respiratory
Excellent
Excellent
Reproductive
Supports reproductive health
-
Healing
Emotional healing
Emotional healing
Qualities Associated
Peace
Manifestation
Amblygonite Vs Arfvedsonite Fracture
Fracture is an important parameter when you compare Amblygonite and Arfvedsonite Physical Properties. It is necessary to understand the significance of these properties, before you compare Amblygonite Vs Arfvedsonite 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 Amblygonite is Sub-Conchoidal, Irregular/uneven, Uneven and Conchoidal. Arfvedsonite fracture is Uneven.
Amblygonite Vs Arfvedsonite Luster
A primary knowledge about Amblygonite vs Arfvedsonite 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. Amblygonite exhibits Vitreous and Pearly luster. Arfvedsonite, on other hand, exhibits Vitreous luster.