Origin
Canada, Brazil, Kenya, Tanzania, Madagascar, Burma, Afghanistan
Afghanistan, Brazil, Madagascar, Mozambique, Southern and central Africa, Russia, Sri Lanka
Color
Violet, White, gray, Brown, pink, Yellow
White, Colorless, Blue, Red, Green, Yellow, Violet
Specific Gravity
2.58-2.74
3.01-3.06
Fracture
ConchoidalWalter Schumann, Splintery
Conchoidal
Cleavage
{100} Distinct, {110} Distinct
Indiscernible
Mohs Hardness
5.5-6
7-7.5
Chemical Composition
Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references
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
-
Strong: dark red pinkish-redHerve Nicolas Lazzarelli
Transparency
-
Transparent, Translucent
Refractive Index
1.540-1.579
1.614-1.666
Crystal System
tetragonal
-
Birefringence
0.006-0.037
0.014-0.040
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Neurological
Enhances mental clarity and focus
-
Psychology
Creativity
Passion
Healing
Emotional healing
Emotional healing
Qualities Associated
Problem Solving & Creativity
Passion
Scapolite Vs Rubellite Fracture
Fracture is an important parameter when you compare Scapolite and Rubellite Physical Properties. It is necessary to understand the significance of these properties, before you compare Scapolite 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 Scapolite is ConchoidalWalter Schumann and Splintery. Rubellite fracture is Conchoidal.
Scapolite Vs Rubellite Luster
A primary knowledge about Scapolite 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.