Tanzanite Vs Sugilite
Origin
Tanzania
Canada, Southern and central Africa, Italy, Australia, India
Color
Blue
Violet, Brownish, Yellow, Reddish, Pale pink
Streak
White, Colorless
White
For which Rashi?
Sagittarius, Pisces, Virgo
Virgo
Planet
-
Mercury, Jupiter
Element of Planets
Air, Water, Earth
Water
Specific Gravity
3.35
2.69-2.79
Fracture
Uneven, Conchoidal
Conchoidal
Cleavage
Perfect {010}, imperfect {100}
Poor on {0001}
Mohs Hardness
6.5-7
5.5-6.5
Chemical Composition
Ca2Al3(SiO4)3(OH)
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Transparency
Transparent, Translucent, Transparent to translucent
Translucent
Refractive Index
1.685-1.707
1.607-1.612
Crystal System
Orthorhombic
Hexagonal
Birefringence
0.006-0.018
0.003
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Respiratory
Excellent
Excellent
Psychology
Intuition
Spirituality
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Spiritual Protection
Tanzanite Vs Sugilite Fracture
Fracture is an important parameter when you compare Tanzanite and Sugilite Physical Properties. It is necessary to understand the significance of these properties, before you compare Tanzanite Vs Sugilite 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. Sugilite fracture is Conchoidal.
Tanzanite Vs Sugilite Luster
A primary knowledge about Tanzanite vs Sugilite 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. Sugilite, on other hand, exhibits Vitreous luster.