DescriptionGneiss inclusion in granite Fig26 Keyes 1895.jpg
English: Figure 26 from The Origin and Relations of Central Maryland Granites (Extract from the 15th Annual Report of the U. S. Geologic Survey, 1893-94) by Charles Rollin Keyes, 1895. Caption is "Gneiss inclusion in granite, Woodstock, Md." Today the gneiss is mapped as the Baltimore Gneiss and the granite is the Woodstock Quartz Monzonite.
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(Original text: Original publication: Keyes, Charles Rollin, 1895, The Origin and Relations of Central Maryland Granites (Extract from the 15th Annual Report of the U. S. Geologic Survey, 1893-94). Washington Government Printing Office.
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{{Information |Description = Figure 26 from The Origin and Relations of Central Maryland Granites (Extract from the 15th Annual Report of the U. S. Geologic Survey, 1893-94) by Charles Rollin Keyes, 1895. Caption is "Gneiss inclusion in granite, Woods...
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