Origin
Brazil, Madagascar, Zambia, Sri Lanka, Burma, Russia, USA, Afghanistan
India, China
Color
Green, Blue, Yellow, Red, Brown, White, Colorless, pink
Blue, Yellow, Brown, gray, Reddish, Greenish
Element of Planets
Water
-
Specific Gravity
2.85-3.35
-9999
Fracture
Uneven, Conchoidal
-
Cleavage
Indistinct
{???} Imperfect, {???} Imperfect
Mohs Hardness
7-7.5
-9999
Chemical Composition
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
S8
Pleochroism
typically moderate to strong
-
Transparency
Transparent, Translucent, Transparent to opaque
-
Refractive Index
1.614-1.666
-9999
Crystal System
Trigonal
Orthorhombic
Birefringence
0.014-0.040
-9999
Neurological
Aids in mental clarity and focus
-
Cardiovascular
-
Supports heart health
Reproductive
-
Supports reproductive health
Digestive
Supports digestive health
Supports digestive health
Psychology
Protection
Protection
Healing
Emotional healing
Emotional healing
Qualities Associated
Protection
Protection
Tourmaline Vs Sulfur Fracture
Fracture is an important parameter when you compare Tourmaline and Sulfur Physical Properties. It is necessary to understand the significance of these properties, before you compare Tourmaline Vs Sulfur 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 Tourmaline is Uneven and Conchoidal.
Tourmaline Vs Sulfur Luster
A primary knowledge about Tourmaline vs Sulfur 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. Tourmaline exhibits Vitreous luster.