Origin
USA, Mexico, Tanzania, Brazil, Pakistan, Afghanistan, Origins: USA
Southern and central Africa
Color
Green, Reddish, Brown, Yellow, Colorless, Blue, Violet, Grey
Brown, Green, gray, White
Specific Gravity
3.26-3.36
3.15-3.259
Cleavage
Good on {100}
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
Mohs Hardness
6.5-7
5.5-6
Chemical Composition
(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Pleochroism
Strong
Weak to moderate
Transparency
-
Transparent
Refractive Index
1.656-1.704
1.625-1.718
Optic Character
Biaxial/+
-
Crystal System
Triclinic
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Birefringence
0.009-0.012
-9999
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Transparent
Neurological
Enhances mental clarity and focus
-
Healing
Emotional healing
-
Qualities Associated
Balance
Protection
Axinite Vs Gedrite Fracture
Fracture is an important parameter when you compare Axinite and Gedrite Physical Properties. It is necessary to understand the significance of these properties, before you compare Axinite Vs Gedrite 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 Axinite is Conchoidal.
Axinite Vs Gedrite Luster
A primary knowledge about Axinite vs Gedrite 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. Axinite exhibits Vitreous luster. Gedrite, on other hand, exhibits Vitreous luster.