Rubellite Vs Ekanite
Origin
Afghanistan, Brazil, Madagascar, Mozambique, Southern and central Africa, Russia, Sri Lanka
Canada, Southern and central Africa
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Green, Yellow, Red
Specific Gravity
3.01-3.06
3.28-3.32
Fracture
Conchoidal
Uneven
Cleavage
Indiscernible
{101} Distinct
Mohs Hardness
7-7.5
6-6.5
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.
ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references
Pleochroism
Strong: dark red pinkish-redHerve Nicolas Lazzarelli
-
Transparency
Transparent, Translucent
Transparent
Refractive Index
1.614-1.666
1.593-1.596
Crystal System
-
Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
Birefringence
0.014-0.040
0.001
Clarity
Transparent
Transparent
Neurological
-
Enhances mental clarity and focus
Psychology
Passion
Personal power
Healing
Emotional healing
Physical healing
Qualities Associated
Passion
Vitality
Rubellite Vs Ekanite Fracture
Fracture is an important parameter when you compare Rubellite and Ekanite Physical Properties. It is necessary to understand the significance of these properties, before you compare Rubellite Vs Ekanite 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. Ekanite fracture is Uneven.
Rubellite Vs Ekanite Luster
A primary knowledge about Rubellite vs Ekanite 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. Ekanite, on other hand, exhibits Vitreous luster.