Scheelite Vs Sugilite
Origin
Switzerland, Australia, Brazil
Canada, Southern and central Africa, Italy, Australia, India
Color
Yellow, Colorless, White, Brownish, Reddish
Violet, Brownish, Yellow, Reddish, Pale pink
Planet
-
Mercury, Jupiter
Element of Planets
-
Water
Specific Gravity
5.9-6.3
2.69-2.79
Fracture
Conchoidal, Uneven
Conchoidal
Cleavage
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
Poor on {0001}
Mohs Hardness
4.5-5
5.5-6.5
Chemical Composition
CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous, Adamantine
Vitreous
Pleochroism
Definite dichoric in yellow (yellow to orange-brown)
Weak
Transparency
Translucent, Transparent
Translucent
Refractive Index
1.918-1.936
1.607-1.612
Crystal System
tetragonal
Hexagonal
Birefringence
0.016
0.003
Clarity
Translucent
Translucent
Neurological
-
Enhances mental clarity and focus
Psychology
Awareness
Spirituality
Healing
Physical healing
Emotional healing
Qualities Associated
Balance & Clarity
Spiritual Protection
Scheelite Vs Sugilite Fracture
Fracture is an important parameter when you compare Scheelite and Sugilite Physical Properties. It is necessary to understand the significance of these properties, before you compare Scheelite Vs Sugilite 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. Sugilite fracture is Conchoidal.
Scheelite Vs Sugilite Luster
A primary knowledge about Scheelite vs Sugilite 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. Sugilite, on other hand, exhibits Vitreous luster.