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Fig. 3 | Swiss Journal of Geosciences

Fig. 3

From: Preserved organic matter in a fossil Ocean Continent Transition in the Alps: the example of Totalp, SE Switzerland

Fig. 3

The sulphide bearing outcrop in the Totalp area showing weathered lithology. Red circles are the sampling location in this outcrop. In the line-drawing on the right, light red identifies radiolarian cherts, dark red siliceous shale and yellow sulphate rich carbonate, rich in silica. a Zoom of outcrop. b Sample 65 is composed by calcite 50%. 25% quartz and is highly weathered. c Sample shows visible hematite crystals and calcite as the major mineral. d Sample 60 shows a siliceous rock with 3 different colours composed by 83% quartz, 10% albite and pyrite, illite and chlorite

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