Provenance
Handout created by Joy Branlund, Southwestern Illinois College, with additional images from Prajukti Bhattacharyya and with data from Drever, James I., 1997, The Geochemistry of Natural waters: Surface and Groundwater Environments, 3rd Edition, Prentice Hall and Hem, John D., 1985, Study and Interpretation of the Chemical Characteristics of Natural Water, 3rd Edition, USGS Water Supply Paper 2254.

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