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Chromite resources of the podiform chromite deposits and exploration for concealed chromite deposits in the Medford-Coos Bay quadrangles, southwestern Oregon

January 1, 1994

Exploration models for podiform chromite in the Medford-Coos Bay quadrangles must consider the facts that (1) one deposit occurs for every 5 km 2 of ultramafic outcrop; similarly for a 5 km 3 volume, and (2) the average deposit has a tonnage of 206 tonnes, a volume of 8.9 m 3 and a grade between 43 and 51 percent Cr2O3.

Citation Information

Publication Year 1977
Title Chromite resources of the podiform chromite deposits and exploration for concealed chromite deposits in the Medford-Coos Bay quadrangles, southwestern Oregon
DOI 10.3133/ofr77656
Authors Norman J. Page, Maureen G. Johnson
Publication Type Report
Publication Subtype USGS Numbered Series
Series Title Open-File Report
Series Number 77-656
Index ID ofr77656
Record Source USGS Publications Warehouse
USGS Organization