Covellite Vs Iolite
Origin
Mexico
Brazil, USA, Canada, Madagascar, Sri Lanka, India, Burma
Color
Blue, Black
Blue, Violet, Yellow, Grey
Streak
Grey, Black, gray
-
For which Rashi?
-
Libra, Sagittarius, Taurus
Element of Planets
-
Water
Specific Gravity
4.6-4.76
2.6-2.7
Cleavage
Perfect on {0001}
3,1
Mohs Hardness
-9999
7-7.5
Chemical Composition
CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Mg2Al4Si5O18
Transparency
OpaqueAnthony et al
Transparent, Translucent, Transparent to translucent
Refractive Index
1.45-2.62
1.52-1.56
Crystal System
Hexagonal
Orthorhombic
Birefringence
-9999
-9999
Clarity
OpaqueAnthony et al
Transparent to translucent
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Excellent
Digestive
-
Supports digestive health
Psychology
Transformation
Intuition
Healing
Emotional healing
Emotional healing
Qualities Associated
Manifestation
Intuition
Covellite Vs Iolite Fracture
Fracture is an important parameter when you compare Covellite and Iolite Physical Properties. It is necessary to understand the significance of these properties, before you compare Covellite Vs Iolite 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.
Covellite Vs Iolite Luster
A primary knowledge about Covellite vs Iolite 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. Covellite exhibits Resinous luster. Iolite, on other hand, exhibits Vitreous luster.