Sugilite Vs Zoisite
Origin
Canada, Southern and central Africa, Italy, Australia, India
Pakistan, Tanzania
Color
Violet, Brownish, Yellow, Reddish, Pale pink
Brown, gray, Green, Blue, rose, Red
Streak
White
White, Colorless
Planet
Mercury, Jupiter
-
Element of Planets
Water
-
Specific Gravity
2.69-2.79
3.20-3.50
Fracture
Conchoidal
Uneven, Conchoidal, Even
Cleavage
Poor on {0001}
Perfect {010} imperfect {100}
Mohs Hardness
5.5-6.5
6-7
Chemical Composition
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Ca2Al3(SiO4)3(OH)
Pleochroism
Weak
X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green
Transparency
Translucent
Transparent, Translucent, Opaque . May be translucent in thin backlit sections.
Refractive Index
1.607-1.612
1.685-1.707
Crystal System
Hexagonal
Orthorhombic
Birefringence
0.003
0.006-0.018
Clarity
Translucent
Transparent
Neurological
Enhances mental clarity and focus
-
Cardiovascular
-
Supports heart health
Respiratory
Excellent
Excellent
Reproductive
-
Supports reproductive health
Psychology
Spirituality
Transformation
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Protection
-
Sugilite Vs Zoisite Fracture
Fracture is an important parameter when you compare Sugilite and Zoisite Physical Properties. It is necessary to understand the significance of these properties, before you compare Sugilite Vs Zoisite 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 Sugilite is Conchoidal. Zoisite fracture is Uneven, Conchoidal and Even.
Sugilite Vs Zoisite Luster
A primary knowledge about Sugilite vs Zoisite 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. Sugilite exhibits Vitreous luster. Zoisite, on other hand, exhibits Vitreous luster.