The rocks herein described were analyzed in the chemical laboratory of Cornell College, under the direction of Dr. N. Knight. The composition of the rocks varies from nearly typical dolomite to admixtures in different proportions of calcium carbonate and dolomite.
Proceedings of the Iowa Academy of Sciences
©1900 Iowa Academy of Science, Inc.
"Some Recent Analyses of Iowa Building Stones; Also of Potable Water,"
Proceedings of the Iowa Academy of Science, 8(1), 104-109.
Available at: https://scholarworks.uni.edu/pias/vol8/iss1/16