Origin
Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Color
Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish
Blue, Violet, Colorless, Red, Green, Brown
For which Rashi?
-
Sagittarius, Scorpio
Specific Gravity
2.98-3.10
3.64-3.66
Fracture
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
Conchoidal, Uneven
Cleavage
[100] Perfect, [110] Good, [011] Distinct
None, but may exhibit slight parting
Chemical Composition
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
MgAl2O4
Luster
Vitreous, Pearly
Vitreous
Pleochroism
weak to none
Absent
Transparency
-
Transparent, Translucent, Transparent to translucent
Refractive Index
1.578-1.646
1.73
Optic Character
Biaxial/+
-
Crystal System
Triclinic
Isometric
Birefringence
0.020-0.030
-9999
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
Enhances mental clarity and focus
-
Respiratory
Excellent
Good
Reproductive
Supports reproductive health
-
Psychology
Peace
Revitalization
Healing
Emotional healing
Emotional healing
Qualities Associated
Peace
Vitality
Amblygonite Vs Spinel Fracture
Fracture is an important parameter when you compare Amblygonite and Spinel Physical Properties. It is necessary to understand the significance of these properties, before you compare Amblygonite Vs Spinel 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. Spinel fracture is Conchoidal and Uneven.
Amblygonite Vs Spinel Luster
A primary knowledge about Amblygonite vs Spinel 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. Spinel, on other hand, exhibits Vitreous luster.