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