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Phosphate exploration in Colombia - a case history

Open-File Report 67-42
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Publication type Report
Publication Subtype USGS Numbered Series
Title Phosphate exploration in Colombia - a case history
Series title Open-File Report
Series number 67-42
DOI 10.3133/ofr6742
Edition -
Year Published 1967
Language ENGLISH
Publisher U.S. Geological Survey],
Description 19 p. ill., folded map ;1967.