Kornerupine Vs Rubellite
Origin
Tanzania, Madagascar, Kenya, Sri Lanka, Burma, Australia
Afghanistan, Brazil, Madagascar, Mozambique, Southern and central Africa, Russia, Sri Lanka
Color
Green, Brown, Colorless, Greenish, Yellow
White, Colorless, Blue, Red, Green, Yellow, Violet
Specific Gravity
3.25-3.45
3.01-3.06
Fracture
Conchoidal, Uneven
Conchoidal
Cleavage
Good on {110}
Indiscernible
Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
Pleochroism
X = colorless to green; Y = colorless
Strong: dark red pinkish-redHerve Nicolas Lazzarelli
Transparency
-
Transparent, Translucent
Refractive Index
1.660-1.685
1.614-1.666
Crystal System
Orthorhombic
-
Birefringence
0.012-0.017
0.014-0.040
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Psychology
Harmony
Passion
Healing
Emotional healing
Emotional healing
Qualities Associated
Self-worth
Passion
Kornerupine Vs Rubellite Fracture
Fracture is an important parameter when you compare Kornerupine and Rubellite Physical Properties. It is necessary to understand the significance of these properties, before you compare Kornerupine Vs Rubellite 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 Kornerupine is Conchoidal and Uneven. Rubellite fracture is Conchoidal.
Kornerupine Vs Rubellite Luster
A primary knowledge about Kornerupine vs Rubellite 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. Kornerupine exhibits Vitreous luster.