Sugilite Vs Spinel
Origin
Canada, Southern and central Africa, Italy, Australia, India
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Color
Violet, Brownish, Yellow, Reddish, Pale pink
Blue, Violet, Colorless, Red, Green, Brown
For which Rashi?
Virgo
Sagittarius, Scorpio
Planet
Mercury, Jupiter
Pluto
Element of Planets
Water
-
Specific Gravity
2.69-2.79
3.64-3.66
Fracture
Conchoidal
Conchoidal, Uneven
Cleavage
Poor on {0001}
None, but may exhibit slight parting
Chemical Composition
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
MgAl2O4
Transparency
Translucent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.607-1.612
1.73
Crystal System
Hexagonal
Isometric
Birefringence
0.003
-9999
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
Enhances mental clarity and focus
-
Respiratory
Excellent
Good
Psychology
Spirituality
Revitalization
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Protection
Vitality
Sugilite Vs Spinel Fracture
Fracture is an important parameter when you compare Sugilite and Spinel Physical Properties. It is necessary to understand the significance of these properties, before you compare Sugilite Vs Spinel 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 Sugilite is Conchoidal. Spinel fracture is Conchoidal and Uneven.
Sugilite Vs Spinel Luster
A primary knowledge about Sugilite vs Spinel 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. Sugilite exhibits Vitreous luster. Spinel, on other hand, exhibits Vitreous luster.