References/Notes/Attributions:
Source
Thanks to Dr. Jeff Chiarenzelli of the St. Lawrence University Geology Department for the data.
References
Chiarenzelli, Lock, Cady, Bregani and Whitney, "Variation in river multi-element chemistry related to bedrock buffering: an example from the Adirondack region of northern New York, USA", Environmental Earth Sciences, Volume 67, Number 1 (2012), 189-204