Euclase Vs Sugilite
Origin
Brazil, Colombia, Southern and central Africa
Canada, Southern and central Africa, Italy, Australia, India
Color
Greenish, Blue, Colorless, White, Green
Violet, Brownish, Yellow, Reddish, Pale pink
Planet
-
Mercury, Jupiter
Element of Planets
-
Water
Specific Gravity
3.08-3.12
2.69-2.79
Fracture
ConchoidalWalter Schumann
Conchoidal
Cleavage
{010} Perfect
Poor on {0001}
Mohs Hardness
7.5
5.5-6.5
Chemical Composition
BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Pleochroism
Weak: colorless-(greenish) yellow
Weak
Transparency
-
Translucent
Refractive Index
1.650-1.677
1.607-1.612
Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/a
Hexagonal
Birefringence
0.019-0.025
0.003
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Translucent
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Respiratory
Good
Excellent
Psychology
Harmony
Spirituality
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Spiritual Protection
Euclase Vs Sugilite Fracture
Fracture is an important parameter when you compare Euclase and Sugilite Physical Properties. It is necessary to understand the significance of these properties, before you compare Euclase 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 Euclase is ConchoidalWalter Schumann. Sugilite fracture is Conchoidal.
Euclase Vs Sugilite Luster
A primary knowledge about Euclase 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. Euclase exhibits Vitreous luster. Sugilite, on other hand, exhibits Vitreous luster.