Verdite Vs Tourmaline
Origin
Southern and central Africa
Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan
Color
Green, Yellow, Red, Blue
Green, Blue, Yellow, Red, Brown, White, Colorless, pink
Element of Planets
-
Water
Specific Gravity
2.80-3.0
2.85-3.35
Fracture
-
Uneven, Conchoidal
Cleavage
{110} Good
Indistinct
Chemical Composition
NaFeS2•2(H2O)
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
Luster
Vitreous, Silky
Vitreous
Pleochroism
Extreme
typically moderate to strong
Transparency
Translucent
Transparent, Translucent, Transparent to opaque
Refractive Index
1.580
1.614-1.666
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/c
Trigonal
Birefringence
-9999
0.014-0.040
Clarity
Translucent
Transparent
Neurological
-
Aids in mental clarity and focus
Cardiovascular
Supports heart health
-
Digestive
-
Supports digestive health
Psychology
Optimism
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Growth
Protection
Verdite Vs Tourmaline Fracture
Fracture is an important parameter when you compare Verdite and Tourmaline Physical Properties. It is necessary to understand the significance of these properties, before you compare Verdite 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. Tourmaline fracture is Uneven and Conchoidal.
Verdite Vs Tourmaline Luster
A primary knowledge about Verdite 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. Verdite exhibits Vitreous and Silky luster. Tourmaline, on other hand, exhibits Vitreous luster.