Sugilite Vs Ludlamite
Origin
Canada, Southern and central Africa, Italy, Australia, India
USA
Color
Violet, Brownish, Yellow, Reddish, Pale pink
Green, Colorless, Greenish, White
Streak
White
Greenish, White
Planet
Mercury, Jupiter
-
Element of Planets
Water
-
Specific Gravity
2.69-2.79
3.1-3.2
Cleavage
Poor on {0001}
Vitreous, pearly on cleavage
Mohs Hardness
5.5-6.5
3-4
Chemical Composition
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Vitreous, Pearly
Transparency
Translucent
-
Refractive Index
1.607-1.612
1.653-1.693
Crystal System
Hexagonal
monoclinic
Birefringence
0.003
0.038-0.044
Clarity
Translucent
TransparentUlrich Henn and Claudio C. Milisenda
Neurological
Enhances mental clarity and focus
Aids in mental clarity and focus
Respiratory
Excellent
Good
Digestive
-
Supports digestive health
Psychology
Spirituality
Harmony
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Protection
Emotional Healing
Sugilite Vs Ludlamite Fracture
Fracture is an important parameter when you compare Sugilite and Ludlamite Physical Properties. It is necessary to understand the significance of these properties, before you compare Sugilite Vs Ludlamite 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.
Sugilite Vs Ludlamite Luster
A primary knowledge about Sugilite vs Ludlamite 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. Ludlamite, on other hand, exhibits Vitreous and Pearly luster.