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Swiss Journal of Geosciences
Fig. 7 | Swiss Journal of Geosciences

Fig. 7

From: Rocks control the chemical composition of surface water from the high Alpine Zermatt area (Swiss Alps)

Fig. 7

Piper diagram of surface waters in Zermatt area: the data are in meq L−1; triangles Ca-SO4 water (CS), number of points (nop) = 20; open triangles Ca-SO4 water with high alkalis (Na + K) (CSA), nop = 4; square Ca-HCO3 water (CC), nop = 28; open square Ca-HCO3 water with high alkalis (Na + K) (CCA) nop = 21; circle Mg-HCO3 water (MC), nop = 13

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