Rubellite Vs Hureaulite
Origin
Afghanistan, Brazil, Madagascar, Mozambique, Southern and central Africa, Russia, Sri Lanka
USA, Southern and central Africa
Color
White, Colorless, Blue, Red, Green, Yellow, Violet
Violet, Red, White, Reddish
Specific Gravity
3.01-3.06
3.19
Fracture
Conchoidal
Uneven
Cleavage
Indiscernible
{???} Distinct
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.
Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)
Luster
-
Vitreous, Greasy
Pleochroism
Strong: dark red pinkish-redHerve Nicolas Lazzarelli
Colorless yellow to pale rose reddish yellow to reddish brown.Anthony et al
Transparency
Transparent, Translucent
Transparent
Refractive Index
1.614-1.666
1.647-1.667
Crystal System
-
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
Birefringence
0.014-0.040
0.012
Clarity
Transparent
Transparent
Neurological
-
Enhances mental clarity and focus
Respiratory
Excellent
Good
Psychology
Passion
Compassion
Healing
Emotional healing
Emotional healing
Qualities Associated
Passion
Emotional Healing
Rubellite Vs Hureaulite Fracture
Fracture is an important parameter when you compare Rubellite and Hureaulite Physical Properties. It is necessary to understand the significance of these properties, before you compare Rubellite Vs Hureaulite 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. Hureaulite fracture is Uneven.
Rubellite Vs Hureaulite Luster
A primary knowledge about Rubellite vs Hureaulite 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. Hureaulite, on other hand, exhibits Vitreous and Greasy luster.