DescriptionBowlders of disintegration PlateXLVI Keyes 1895.jpg
English: Plate XLVI 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 "Bowlders of disintegration, in place, Middle Granite Quarry, near Woodstock, Maryland." The granite is the Woodstock Quartz Monzonite, and the quarry was in Granite, formerly known as Waltersville. The Middle Granite Quarry is also known as Weller's Quarry.
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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 = Plate XLVI 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 "Bowlders of disintegration, in pl...
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