Tanzanite Vs Iolite
Origin
Tanzania
Brazil, USA, Canada, Madagascar, Sri Lanka, India, Burma
Color
Blue
Blue, Violet, Yellow, Grey
Streak
White, Colorless
-
For which Rashi?
Sagittarius, Pisces, Virgo
Libra, Sagittarius, Taurus
Element of Planets
Air, Water, Earth
Water
Specific Gravity
3.35
2.6-2.7
Fracture
Uneven, Conchoidal
-
Cleavage
Perfect {010}, imperfect {100}
3,1
Mohs Hardness
6.5-7
7-7.5
Chemical Composition
Ca2Al3(SiO4)3(OH)
Mg2Al4Si5O18
Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent, Transparent to translucent
Refractive Index
1.685-1.707
1.52-1.56
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.006-0.018
-9999
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent to translucent
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Excellent
Excellent
Digestive
-
Supports digestive health
Psychology
Intuition
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Intuition
Tanzanite Vs Iolite Fracture
Fracture is an important parameter when you compare Tanzanite and Iolite Physical Properties. It is necessary to understand the significance of these properties, before you compare Tanzanite Vs Iolite 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 Tanzanite is Uneven and Conchoidal.
Tanzanite Vs Iolite Luster
A primary knowledge about Tanzanite vs Iolite 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. Tanzanite exhibits Vitreous luster. Iolite, on other hand, exhibits Vitreous luster.