Gedrite Vs Dioptase
Origin
Southern and central Africa
Kazakhstan
Color
Brown, Green, gray, White
Green, Blue
Specific Gravity
3.15-3.259
3.25-3.35
Fracture
-
Conchoidal, ConchoidalWalter Schumann
Cleavage
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
Perfect in three directions
Chemical Composition
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Pleochroism
Weak to moderate
Weak; dark emerald green
Transparency
Transparent
TranslucentHerve Nicolas Lazzarelli
Refractive Index
1.625-1.718
1.644-1.720
Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Trigonal
Birefringence
-9999
0.051-0.053
Clarity
Transparent
TranslucentHerve Nicolas Lazzarelli
Neurological
-
Aids in mental clarity and focus
Psychology
Focus
Emotional Healing
Healing
-
Emotional healing
Qualities Associated
Protection
Emotional Healing
Gedrite Vs Dioptase Fracture
Fracture is an important parameter when you compare Gedrite and Dioptase Physical Properties. It is necessary to understand the significance of these properties, before you compare Gedrite Vs Dioptase 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. Dioptase fracture is Conchoidal and ConchoidalWalter Schumann.
Gedrite Vs Dioptase Luster
A primary knowledge about Gedrite vs Dioptase 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. Dioptase, on other hand, exhibits Vitreous luster.