Marketable phosphate rock in .

Previous Title: Marketable phosphate rock
Other Authors: Geological Survey (U.S.)
Format: Electronic
Language: English
Published: Reston, VA : U.S. Dept. of the Interior, U.S. Geological Survey.
Series: Mineral industry surveys.
Subjects:
Online Access: https://purl.fdlp.gov/GPO/LPS2074
https://purl.fdlp.gov/GPO/LPS2074

CMU Gov Pub Electronic

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CMU Gov Pub Electronic I 19.160:P 56/ Available