Blödite
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| Blödite | |
|---|---|
| Category | Mineral |
| Chemical formula | Na2Mg(SO4)2·4(H2O |
| Identification | |
| Color | Colorless, reddish, bluish-green, yellow |
| Crystal system | monoclinic |
| 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 environments such as the Great Salt Lake, Utah. The type locality is Ischler Salzberg, Upper Austria.
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