Rubellite Vs Tanzanite
Origin
Afghanistan, Brazil, Madagascar, Mozambique, Southern and central Africa, Russia, Sri Lanka
Tanzania
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Blue
Streak
-
White, Colorless
For which Rashi?
-
Sagittarius, Pisces, Virgo
Element of Planets
-
Air, Water, Earth
Specific Gravity
3.01-3.06
3.35
Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
Indiscernible
Perfect {010}, imperfect {100}
Mohs Hardness
7-7.5
6.5-7
Chemical Composition
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.
Ca2Al3(SiO4)3(OH)
Pleochroism
Strong: dark red pinkish-redHerve Nicolas Lazzarelli
Present
Transparency
Transparent, Translucent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.614-1.666
1.685-1.707
Crystal System
-
Orthorhombic
Birefringence
0.014-0.040
0.006-0.018
Clarity
Transparent
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
-
Enhances mental clarity and focus
Respiratory
Excellent
Excellent
Psychology
Passion
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Passion
Communication
Rubellite Vs Tanzanite Fracture
Fracture is an important parameter when you compare Rubellite and Tanzanite Physical Properties. It is necessary to understand the significance of these properties, before you compare Rubellite Vs Tanzanite 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 Rubellite is Conchoidal. Tanzanite fracture is Uneven and Conchoidal.
Rubellite Vs Tanzanite Luster
A primary knowledge about Rubellite vs Tanzanite 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. Tanzanite, on other hand, exhibits Vitreous luster.