Origin
Canada, Southern and central Africa, Italy, Australia, India
Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA
Color
Violet, Brownish, Yellow, Reddish, Pale pink
Colorless, Yellow, Green, Violet, White, Blue, Red, pink
For which Rashi?
Virgo
Pisces, Taurus, Gemini, Libra
Planet
Mercury, Jupiter
Saturn
Element of Planets
Water
Water
Specific Gravity
2.69-2.79
3.95-4.03
Fracture
Conchoidal
Uneven
Cleavage
Poor on {0001}
None, but may exhibit parting
Chemical Composition
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Al 2 O 3
Luster
Vitreous
Vitreous, Adamantine
Transparency
Translucent
Transparent, Translucent, Transparent to opaque
Refractive Index
1.607-1.612
1.762-1.788
Crystal System
Hexagonal
Trigonal
Birefringence
0.003
0.008-0.009
Clarity
Translucent
Transparent
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Respiratory
Excellent
Good
Psychology
Spirituality
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Spiritual Protection
Wisdom
Sugilite Vs Sapphire Fracture
Fracture is an important parameter when you compare Sugilite and Sapphire Physical Properties. It is necessary to understand the significance of these properties, before you compare Sugilite Vs Sapphire 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. Sapphire fracture is Uneven.
Sugilite Vs Sapphire Luster
A primary knowledge about Sugilite vs Sapphire 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. Sapphire, on other hand, exhibits Vitreous and Adamantine luster.