Origin
Switzerland, Australia, Brazil
Ethiopia, Afghanistan, China, Australia, Origins: Brazil (major source); also found in USA, Germany, France, UK, Finland, Norway, Sweden, Namibia, Zaire, China and Australia.
Color
Yellow, Colorless, White, Brownish, Reddish
Brown, Green, White, Colorless, Yellow, Blue, gray, pink, Greenish
Specific Gravity
5.9-6.3
2.98-3.10
Fracture
Conchoidal, Uneven
Sub-Conchoidal, Irregular/uneven, Uneven, Conchoidal
Cleavage
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
[100] Perfect, [110] Good, [011] Distinct
Chemical Composition
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Luster
Vitreous, Adamantine
Vitreous, Pearly
Pleochroism
Definite dichoric in yellow (yellow to orange-brown)
weak to none
Transparency
Translucent, Transparent
-
Refractive Index
1.918-1.936
1.578-1.646
Optic Character
-
Biaxial/+
Crystal System
tetragonal
Triclinic
Birefringence
0.016
0.020-0.030
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
-
Enhances mental clarity and focus
Reproductive
-
Supports reproductive health
Psychology
Awareness
Peace
Healing
Physical healing
Emotional healing
Qualities Associated
Balance & Clarity
Peace
Scheelite Vs Amblygonite Fracture
Fracture is an important parameter when you compare Scheelite and Amblygonite Physical Properties. It is necessary to understand the significance of these properties, before you compare Scheelite 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 Scheelite is Conchoidal and Uneven. Amblygonite fracture is Sub-Conchoidal, Irregular/uneven, Uneven and Conchoidal.
Scheelite Vs Amblygonite Luster
A primary knowledge about Scheelite 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. Scheelite exhibits Vitreous and Adamantine luster. Amblygonite, on other hand, exhibits Vitreous and Pearly luster.