Uvite Vs Tourmaline
Origin
Sri Lanka
Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan
Color
Red, Brown, Black
Green, Blue, Yellow, Red, Brown, White, Colorless, pink
Element of Planets
-
Water
Specific Gravity
2.97-3.14
2.85-3.35
Fracture
Uneven, Conchoidal
Uneven, Conchoidal
Cleavage
{1011} Indistinct
Indistinct
Mohs Hardness
-9999
7-7.5
Chemical Composition
Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
Pleochroism
Pale yellow colorlessAnthony et al
typically moderate to strong
Transparency
Transparent
Transparent, Translucent, Transparent to opaque
Refractive Index
1.614-1.666
1.614-1.666
Crystal System
-
Trigonal
Birefringence
0.014-0.032
0.014-0.040
Clarity
Transparent
Transparent
Neurological
-
Aids in mental clarity and focus
Cardiovascular
Supports heart health
-
Digestive
-
Supports digestive health
Psychology
Empowerment
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Empowerment
Protection
Uvite Vs Tourmaline Fracture
Fracture is an important parameter when you compare Uvite and Tourmaline Physical Properties. It is necessary to understand the significance of these properties, before you compare Uvite Vs Tourmaline 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 Uvite is Uneven and Conchoidal. Tourmaline fracture is Uneven and Conchoidal.
Uvite Vs Tourmaline Luster
A primary knowledge about Uvite vs Tourmaline 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. Uvite exhibits Vitreous luster. Tourmaline, on other hand, exhibits Vitreous luster.