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Geothermal Energy

Science – Society – Technology

Fig. 4 | Geothermal Energy

Fig. 4

From: Copper precipitation as consequence of steel corrosion in a flow-through experiment mimicking a geothermal production well

Fig. 4

Rock samples cut open after the reaction of carbon steel with synthetic Cu-containing fluid: Top left oxic experiment (O) opened immediately after removal from the brine. Top right anoxic experiment D with no additional chloride salt; Bottom experiment C: anoxic with brine. Pictures of experiment C and D were taken some weeks after the experiments

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