Gedrite Vs Cinnabar
Origin
Southern and central Africa
Spain, China
Color
Brown, Green, gray, White
Red, gray, Brown, pink
Streak
gray, White
Scarlet, Red
Tenacity
-
Slightly sectile
Solubility
-
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)
Specific Gravity
3.15-3.259
2
Cleavage
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
Prismatic {10 1 0}, perfect
Mohs Hardness
5.5-6
2-2.5
Chemical Composition
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Vitreous
Adamantine
Pleochroism
Weak to moderate
-
Transparency
Transparent
Translucent
Refractive Index
1.625-1.718
2.905-3.25
Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
Trigonal
Birefringence
-9999
-9999
Clarity
Transparent
Translucent
Neurological
-
Boosts mental agility and focus
Healing
-
Emotional healing
Qualities Associated
Protection
Manifestation
Gedrite Vs Cinnabar Fracture
Fracture is an important parameter when you compare Gedrite and Cinnabar Physical Properties. It is necessary to understand the significance of these properties, before you compare Gedrite Vs Cinnabar 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. Cinnabar fracture is Uneven.
Gedrite Vs Cinnabar Luster
A primary knowledge about Gedrite vs Cinnabar 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. Cinnabar, on other hand, exhibits Adamantine luster.