Ludlamite Vs Scheelite
Origin
USA
Switzerland, Australia, Brazil
Color
Green, Colorless, Greenish, White
Yellow, Colorless, White, Brownish, Reddish
Streak
Greenish, White
White
Specific Gravity
3.1-3.2
5.9-6.3
Fracture
-
Conchoidal, Uneven
Cleavage
Vitreous, pearly on cleavage
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Chemical Composition
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Pearly
Vitreous, Adamantine
Pleochroism
-
Definite dichoric in yellow (yellow to orange-brown)
Transparency
-
Translucent, Transparent
Refractive Index
1.653-1.693
1.918-1.936
Crystal System
monoclinic
tetragonal
Birefringence
0.038-0.044
0.016
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Neurological
Aids in mental clarity and focus
-
Digestive
Supports digestive health
-
Psychology
Harmony
Awareness
Healing
Emotional healing
Physical healing
Qualities Associated
Emotional Healing
Balance & Clarity
Ludlamite Vs Scheelite Fracture
Fracture is an important parameter when you compare Ludlamite and Scheelite Physical Properties. It is necessary to understand the significance of these properties, before you compare Ludlamite Vs Scheelite 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. Scheelite fracture is Conchoidal and Uneven.
Ludlamite Vs Scheelite Luster
A primary knowledge about Ludlamite vs Scheelite 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. Ludlamite exhibits Vitreous and Pearly luster. Scheelite, on other hand, exhibits Vitreous and Adamantine luster.