Chemical analyses of igneous rocks pub. from 1884 to 1913, inclusive, with a critical discussion of the character and use of analyses, a revision and expansion of professional paper 14, by Henry Stephens Washington Washington, Henry S. (Henry Stephens) 1867-1934 creator text xx Washington Govt. Print. Off. 1917 monographic eng
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1201 p. illus. (facsims., diagrs.) 29 cm. At head of title: Department of the Interior. "List of publications examined": p. 37-44. Rocks Analysis Igneous rocks QE75 .P9 no. 99 U. S. Geological Survey. Professional paper 99 gs 17000482 U.S. Geol. Survey Library 760419 20260227111322.0 gs 17000482