Gedrite Vs Cuprite
Origin
Southern and central Africa
Southern and central Africa
Color
Brown, Green, gray, White
Red, Brown, Black
Streak
gray, White
Brownish, Red
Specific Gravity
3.15-3.259
5.85-6.15
Cleavage
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
Fair in four directions forming octahedrons
Mohs Hardness
5.5-6
3.5-4
Chemical Composition
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Adamantine
Pleochroism
Weak to moderate
visible
Transparency
Transparent
TranslucentWalter Schumann
Refractive Index
1.625-1.718
2.849
Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
cubic
Birefringence
-9999
-9999
Clarity
Transparent
TranslucentWalter Schumann
Cardiovascular
-
Supports heart health
Psychology
Focus
Vitality
Healing
-
Emotional healing
Qualities Associated
Protection
Vitality
Gedrite Vs Cuprite Fracture
Fracture is an important parameter when you compare Gedrite and Cuprite Physical Properties. It is necessary to understand the significance of these properties, before you compare Gedrite Vs Cuprite 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. Cuprite fracture is Conchoidal.
Gedrite Vs Cuprite Luster
A primary knowledge about Gedrite vs Cuprite 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. Gedrite exhibits Vitreous luster. Cuprite, on other hand, exhibits Adamantine luster.