Gedrite Vs Datolite
Origin
Southern and central Africa
Mexico, USA, Southern and central Africa
Color
Brown, Green, gray, White
Greenish, Colorless, White, Brown, Yellow, Green
Specific Gravity
3.15-3.259
2.90-3.00
Fracture
-
Conchoidal, Uneven
Cleavage
Gedrite Magnesiogedrite , Comments: Dark gray cleavage fragment of magnesiogedrite (gedrite). , Location: Bamble, Telemark, Norway. , Scale: See Image.
None
Mohs Hardness
5.5-6
5-5.5
Chemical Composition
(Mg,Fe2+ ) 2[(Mg,Fe2+ ) 3Al 2](Si 6Al 2)O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Pleochroism
Weak to moderate
-
Transparency
Transparent
Transparent
Refractive Index
1.625-1.718
1.621-1.675
Crystal System
Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
monoclinic
Birefringence
-9999
0.044
Clarity
Transparent
Transparent
Cardiovascular
-
Supports heart health
Psychology
Focus
Mental Clarity
Healing
-
Emotional healing
Qualities Associated
Protection
Heart Healing
Gedrite Vs Datolite Fracture
Fracture is an important parameter when you compare Gedrite and Datolite Physical Properties. It is necessary to understand the significance of these properties, before you compare Gedrite Vs Datolite 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. Datolite fracture is Conchoidal and Uneven.
Gedrite Vs Datolite Luster
A primary knowledge about Gedrite vs Datolite 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. Datolite, on other hand, exhibits Vitreous luster.