Rubellite Vs Augite
Origin
Afghanistan, Brazil, Madagascar, Mozambique, Southern and central Africa, Russia, Sri Lanka
USA, Mexico
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Green, Brown, Greenish, Black
Specific Gravity
3.01-3.06
3.19-3.56
Fracture
Conchoidal
Uneven, Conchoidal
Cleavage
Indiscernible
{110} Perfect, {010} Indistinct
Mohs Hardness
7-7.5
5.5-6
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.
(Ca,Na)(Mg,Fe,Al,Ti)(Si,Al) 2O 6Anthony et al , Handbook of mineralogy (2001)
Luster
-
Vitreous, Resinous
Pleochroism
Strong: dark red pinkish-redHerve Nicolas Lazzarelli
Pale green
Transparency
Transparent, Translucent
Transparent, Translucent
Refractive Index
1.614-1.666
1.671-1.774
Crystal System
-
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
Birefringence
0.014-0.040
-9999
Clarity
Transparent
Transparent
Neurological
-
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Excellent
Good
Psychology
Passion
Courage
Healing
Emotional healing
Emotional healing
Qualities Associated
Passion
Grounding
Rubellite Vs Augite Fracture
Fracture is an important parameter when you compare Rubellite and Augite Physical Properties. It is necessary to understand the significance of these properties, before you compare Rubellite Vs Augite 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. Augite fracture is Uneven and Conchoidal.
Rubellite Vs Augite Luster
A primary knowledge about Rubellite vs Augite 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. Augite, on other hand, exhibits Vitreous and Resinous luster.