Manganese and iron covering a carbonate concretion

by Antonio Jordán, University of Seville, Sevilla, Spain

2496 × 1664 px; image/jpeg; 1.3 MB
Camera: Canon EOS 350D
Taken on 4 September 2013
Submitted on Sept. 17, 2013

Antonio Jordán (distributed via imaggeo.egu.eu)

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