Origin
Brazil, USA, Madagascar, Sri Lanka, Burma, Thailand, Cambodia, Afghanistan, Russia
Canada, Brazil, Kenya, Tanzania, Madagascar, Burma, Afghanistan
Color
Blue, Violet, Colorless, Red, Green, Brown
Violet, White, gray, Brown, pink, Yellow
For which Rashi?
Sagittarius, Scorpio
-
Specific Gravity
3.64-3.66
2.58-2.74
Fracture
Conchoidal, Uneven
ConchoidalWalter Schumann, Splintery
Cleavage
None, but may exhibit slight parting
{100} Distinct, {110} Distinct
Chemical Composition
MgAl2O4
Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.73
1.540-1.579
Crystal System
Isometric
tetragonal
Birefringence
-9999
0.006-0.037
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
-
Enhances mental clarity and focus
Psychology
Revitalization
Creativity
Healing
Emotional healing
Emotional healing
Qualities Associated
Vitality
Problem Solving & Creativity
Spinel Vs Scapolite Fracture
Fracture is an important parameter when you compare Spinel and Scapolite Physical Properties. It is necessary to understand the significance of these properties, before you compare Spinel Vs Scapolite 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 Spinel is Conchoidal and Uneven. Scapolite fracture is ConchoidalWalter Schumann and Splintery.
Spinel Vs Scapolite Luster
A primary knowledge about Spinel vs Scapolite 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. Spinel exhibits Vitreous luster.