Origin
Mexico
Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.
Color
Colorless, Violet, White
Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish
Specific Gravity
2.70
2.98-3.10
Fracture
Uneven, Conchoidal
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
Cleavage
Perfect on {100}
[100] Perfect, [110] Good, [011] Distinct
Chemical Composition
Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Luster
Vitreous
Vitreous, Pearly
Pleochroism
-
weak to none
Transparency
Transparent, Translucent
-
Refractive Index
1.461-1.485
1.578-1.646
Optic Character
-
Biaxial/+
Crystal System
monoclinic
Triclinic
Birefringence
0.024
0.020-0.030
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
-
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Good
Excellent
Reproductive
-
Supports reproductive health
Psychology
Spiritual growth
Peace
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Connection
Peace
Creedite Vs Amblygonite Fracture
Fracture is an important parameter when you compare Creedite and Amblygonite Physical Properties. It is necessary to understand the significance of these properties, before you compare Creedite 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 Creedite is Uneven and Conchoidal. Amblygonite fracture is Sub-Conchoidal, Irregular/uneven, Uneven and Conchoidal.
Creedite Vs Amblygonite Luster
A primary knowledge about Creedite 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. Creedite exhibits Vitreous luster. Amblygonite, on other hand, exhibits Vitreous and Pearly luster.