Origin
Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.
Madagascar, Sri Lanka
Color
Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish
White, Colorless, Blue, Red, Green, Yellow, Violet
Specific Gravity
2.98-3.10
3.80
Fracture
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
-
Cleavage
[100] Perfect, [110] Good, [011] Distinct
Indistinct
Chemical Composition
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
Luster
Vitreous, Pearly
-
Pleochroism
weak to none
-
Refractive Index
1.578-1.646
1.780
Optic Character
Biaxial/+
-
Crystal System
Triclinic
-
Birefringence
0.020-0.030
-9999
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
-
Neurological
Enhances mental clarity and focus
-
Respiratory
Excellent
Good
Reproductive
Supports reproductive health
-
Healing
Emotional healing
-
Qualities Associated
Peace
Grounding
Amblygonite Vs Pleonaste Fracture
Fracture is an important parameter when you compare Amblygonite and Pleonaste Physical Properties. It is necessary to understand the significance of these properties, before you compare Amblygonite Vs Pleonaste 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.
Amblygonite Vs Pleonaste Luster
A primary knowledge about Amblygonite vs Pleonaste 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.