Origin
Brazil, USA, Canada, Madagascar, Sri Lanka, India, Burma
Burma, Sri Lanka, India, Madagascar, Kenya, Tanzania, Thailand, Cambodia, China, Australia, USA
Color
Blue, Violet, Yellow, Grey
Colorless, Yellow, Green, Violet, White, Blue, Red, pink
For which Rashi?
Libra, Sagittarius, Taurus
Pisces, Taurus, Gemini, Libra
Element of Planets
Water
Water
Specific Gravity
2.6-2.7
3.95-4.03
Cleavage
3,1
None, but may exhibit parting
Chemical Composition
Mg2Al4Si5O18
Al 2 O 3
Luster
Vitreous
Vitreous, Adamantine
Transparency
Transparent, Translucent, Transparent to translucent
Transparent, Translucent, Transparent to opaque
Refractive Index
1.52-1.56
1.762-1.788
Crystal System
Orthorhombic
Trigonal
Birefringence
-9999
0.008-0.009
Clarity
Transparent to translucent
Transparent
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
-
Respiratory
Excellent
Good
Digestive
Supports digestive health
-
Psychology
Intuition
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Intuition
Wisdom
Iolite Vs Sapphire Fracture
Fracture is an important parameter when you compare Iolite and Sapphire Physical Properties. It is necessary to understand the significance of these properties, before you compare Iolite 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. Sapphire fracture is Uneven.
Iolite Vs Sapphire Luster
A primary knowledge about Iolite 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. Iolite exhibits Vitreous luster. Sapphire, on other hand, exhibits Vitreous and Adamantine luster.