Origin
Brazil, USA, Canada, Madagascar, Sri Lanka, India, Burma
Southern and central Africa
Color
Blue, Violet, Yellow, Grey
Black, Reddish, gray, Red
Streak
-
Black, Brown, Reddish, Red
For which Rashi?
Libra, Sagittarius, Taurus
Aries, Aquarius
Element of Planets
Water
-
Specific Gravity
2.6-2.7
5.00-5.30
Fracture
-
Uneven, ConchoidalWalter Schumann, Conchoidal
Cleavage
3,1
None, may show partings on {0001} and {10 1 1}
Chemical Composition
Mg2Al4Si5O18
Fe 2O 3Arthur Thomas , Gemstones (2009)
Pleochroism
-
O = brownish red; E = yellowish red
Transparency
Transparent, Translucent, Transparent to translucent
OpaqueHerve Nicolas Lazzarelli
Refractive Index
1.52-1.56
2.690-3.220
Crystal System
Orthorhombic
Trigonal
Birefringence
-9999
0.280
Clarity
Transparent to translucent
OpaqueHerve Nicolas Lazzarelli
Neurological
Enhances mental clarity and focus
-
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Excellent
Good
Digestive
Supports digestive health
-
Psychology
Intuition
Grounding
Healing
Emotional healing
Physical healing
Qualities Associated
Intuition
Grounding
Iolite Vs Hematite Fracture
Fracture is an important parameter when you compare Iolite and Hematite Physical Properties. It is necessary to understand the significance of these properties, before you compare Iolite Vs Hematite 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. Hematite fracture is Uneven, ConchoidalWalter Schumann and Conchoidal.
Iolite Vs Hematite Luster
A primary knowledge about Iolite vs Hematite 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.