Sand-sized heavy-mineral distributions in offshore insular shelf sediments of north-central Puerto Rico
By: by Gretchen Luepke and Lawrence J. Poppe.
Contributors: Poppe, Lawrence J.; Geological Survey (U.S.)
Series: Open-file report -- 93-341; U.S. Geological Survey open-file report -- 93-341..
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey; Books and Open-File Reports Section, distributor]
Published: 1993
Place of publication: Menlo Park, Calif; [Denver, Colo
Language: eng
Format: Microform
Number of pages: 17
Subjects: Heavy minerals -- Puerto Rico.; Mines and mineral resources -- Puerto Rico.; Marine sediments -- Puerto Rico.
Other titles: Sand sized heavy mineral distributions in offshore insular shelf sediments of north-central Puerto Rico
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 94-0205-M.

Includes bibliographical references (p. 6).

Microfiche. [Denver, Colo. : U.S. Geological Survey, 1994] 1 microfiche : negative.