02017oam 2200469I 450 991070736130332120160718122841.0(CKB)5470000002463904(OCoLC)885120981(EXLCZ)99547000000246390420140802d1960 ua 0engurn||||||||||crirdacontenttxtrdacontentcrdamediacrrdacarrierChromite and other mineral deposits in serpentine rocks of the Piedmont Upland, Maryland, Pennsylvania and Delaware /by Nancy C. Pearre and Allen V. Heyl, JrWashington, D.C. :United States Department of the Interior, Geological Survey,1960.Washington, D.C. :Government Printing Office.1 online resource (vii, 707-833 pages. 8 pages of plates) illustrations, mapsContributions to economic geologyGeological Survey bulletin ;1082-KAdditional title page description: "The geology, distribution, production, and mining development of deposits of chromite, titaniferous iron ore, rutile, talc, asbestos, magnesite, sodium-rich feldspar, corundum, and serpentine."Title from title screen (viewed July 23, 2014).Includes bibliographical references (pages 822-827) and index.Chromium oresPiedmont (U.S. : Region)Mines and mineral resourcesPiedmont (U.S. : Region)Chromium oresMines and mineral resourcesPearre Nancy C.1422204Heyl Allen V(Allen Van),1918-2008,Geological Survey (U.S.),COPCOPOCLCOTRAALGPOBOOK9910707361303321Chromite and other mineral deposits in serpentine rocks of the Piedmont Upland, Maryland, Pennsylvania and Delaware3545749UNINA