The building and decorative stones of Maryland, containing an account of their properties and distribution (1898)
Merrill, George P. (George Perkins), 1854-1929, Mathews, Edward Bennett, b. 1869 · Baltimore, Johns Hopkins press · leaf 208
as been done inthis formation because there have been no local demands. Of the two remaining formations the Rockwood is of such a naturethat it cannot be iised at all, and the Greenbrier is scarcely any betteradapted to building purposes. Both formations occur in \-alleys with It is a matter of… … < to 0I ilAKYLAMJ llEULOlilCAL SURVEY IDD very few outcrops. The latter division has a single exposure on thePotomac between Keyser and Piedmont, West Virginia, and is im-perfectly shown on Jennings Hun and Bradchu-ks linn. It is alsoiiijiind fur sti-m-lural |iiir|)nscs liy the pyvite which…
Stone · Building stones
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