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