01144cam a22003011 4500 gs 63000249 DLC 20260227111412.0 770412s1963 dcuab b f000 0 eng gs 63000249 (OCoLC)2881767 DLC NSbSU NSbSU DLC premarc QE75 .P9 no. 425 Erickson, Ralph Leroy, 1923- Geochemistry and petrology of the alkalic igneous complex at Magnet Cove, Arkansas, by R. L. Erickson and L. V. Blade. Washington, U.S. Govt. Print. Off., 1963. v, 95 p. 3 fold. maps (in pocket, 1 col.) diagrs., tables. 29 cm. Geological Survey (U.S.). Professional paper 425 "Prepared in cooperation with the Defense Minerals Procurement Agency." Bibliography: p. 90-91. Geology Arkansas Magnet Cove. Petrology Arkansas Magnet Cove. Igneous rocks. Rocks Analysis. Blade, Lawrence Vernon, 1917- joint author Alkalic igneous complex at Magnet Cove, Arkansas 29726 29726