 ... information is available, excepting the analysis of a representative sample of the extensive deposit of pink clay near Sault Ste. Marie, given above. In a summary of the results of Kies's investigations of the shales and clays of Michigan, already...  Geological Survey of Michigan - Seite 66von Michigan. Geological Survey - 1900 - 67 SeitenVollansicht - Über dieses Buch
 | Geological Survey (U.S.) - 1902 - 916 Seiten
...the shales and clays of Michigan, already referred to several times. AN Clark remarks as follows:" For use in the manufacture of Portland cement the shales of the Coldwater series are l>est adapted. The shales of the Michigan series are also good if not too high in soluble... | |
 | George Ferdinand Becker - 1904 - 732 Seiten
...the shales and clays of Michigan, already referred to several times, AN Clark remarks as follows:0 " For use in the manufacture of Portland cement the shales of the Coldwater series are best adapted. The shales of the Michigan series are also good if not too high in oGeol.... | |
 | 1904 - 1040 Seiten
...the shales and clays of Michigan, already referred to several times, AN Clark remarks as follows:" " For use in the manufacture of Portland cement the shales of the Cold water series are beet adapted. The shales of the Michigan series are also good if not too high... | |
 | 1904 - 768 Seiten
...the shales and clays of Michigan, already referred to several times, AN Clark remarks as follows:" " For use in the manufacture of Portland cement the shales of the Cold water series are Ix-st adapted. The shales of the Michigan series are also good if not too high... | |
 | Geological Survey (U.S.) - 1905 - 462 Seiten
...the shales and clays of Michigan, already referred to several times, AN Clark remarks as follows:" " For use in the manufacture of Portland cement the shales of the fold water series are best adapted. The shales of the Michigan series are also good if not too high... | |
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