Chromite and other mineral deposits in serpentine rocks of the Piedmont Upland, Maryland, Pennsylvania, and Delaware
By: by Nancy C. Pearre and Allen V. Heyl, Jr.
Contributors: Heyl, Allen Van, 1918-
Series: Contributions to economic geology; Geological Survey bulletin -- 1082-K
Publisher: U.S. G.P.O.
Published: 1960
Place of publication: Washington
Language: eng
Number of pages: 833
Subjects: Geology, Economic -- Maryland.; Geology, Economic -- Pennsylvania.; Geology, Economic -- Delaware.; Mines and mineral resources -- Maryland.; Mines and mineral resources -- Pennsylvania.; Mines and mineral resources -- Delaware.; Chromite -- Maryland.; Chromite -- Pennsylvania.; Chromite -- Delaware.; Ore deposits -- Maryland.; Ore deposits -- Pennsylvania.; Ore deposits -- Delaware.
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.
Notes: Issued in a case.

Accompanied by eight folded plates in portfolio (plates 40-47).

Includes bibliographical references (p. 822-827) and index.