Blödite
| Blödite | |
|---|---|
| General | |
| Category | Mineral |
| Chemical formula | Na2Mg(SO4)2·4(H2O |
| Identification | |
| Color | Colorless, reddish, bluish-green, yellow |
| Crystal system | monoclinic |
| Cleavage | |
| Fracture | |
| Mohs Scale hardness | 2.5 – 3 |
| Luster | Vitreous |
| Refractive index | α = 1.483, β = 1.486, γ = 1.487 |
| Specific gravity | 2.23 |
Blödite is a hydrated sodium magnesium sulfate mineral with formula: Na2Mg(SO4)2·4(H2O). The mineral is clear to yellow in color and forms monoclinic crystals. A synonym for the mineral is bloedite. Blödite is named for German chemist Carl August Blöde (1773–1820) and is found in evaporitic sedimentary enviroments such as the Great Salt Lake, Utah. The type locality is Ischler Salzberg, Upper Austria.
Reference
Categories: Sulfate minerals | Mineral stubs