Origin
Madagascar
Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.
Color
Brownish, Black, Reddish, Brown, Blue
Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish
Streak
Reddish, Brown
White
Specific Gravity
3.84
2.98-3.10
Fracture
Subconchoidal, Conchoidal
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
Cleavage
{0001} good, {10 1 0} parting
[100] Perfect, [110] Good, [011] Distinct
Chemical Composition
(Ca,Ce)(Al,Ti,Mg)12O19
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Luster
Vitreous
Vitreous, Pearly
Pleochroism
O = brownish gray; E = gray
weak to none
Refractive Index
1.79-1.807
1.578-1.646
Optic Character
-
Biaxial/+
Crystal System
Hexagonal
Triclinic
Birefringence
-9999
0.020-0.030
Clarity
-
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
-
Enhances mental clarity and focus
Respiratory
Excellent
Excellent
Reproductive
-
Supports reproductive health
Psychology
Empowerment
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Balance
Peace
Hibonite Vs Amblygonite Fracture
Fracture is an important parameter when you compare Hibonite and Amblygonite Physical Properties. It is necessary to understand the significance of these properties, before you compare Hibonite 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 Hibonite is Subconchoidal and Conchoidal. Amblygonite fracture is Sub-Conchoidal, Irregular/uneven, Uneven and Conchoidal.
Hibonite Vs Amblygonite Luster
A primary knowledge about Hibonite 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. Hibonite exhibits Vitreous luster. Amblygonite, on other hand, exhibits Vitreous and Pearly luster.