Alum Shale Scanning Electron Micrograph (IMAGE)

GFZ GeoForschungsZentrum Potsdam, Helmholtz Centre

Alum Shale Scanning Electron Micrograph

Caption

The Alum Shale, here an example of a coastal deposit, consists of quartz and potassium Feldspar clasts as well as conspicuous Pyrite crystals (here: white) embedded in a clayey matrix. Scanning electron micrograph (scale: lower image edge length corresponds to approx. 40 μm).

Credit

Schulz, GFZ

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