Estimation and Evaluation of the Iron Ore Reserves of the United States--a Partial Survey 1974-75. Iron Ore Reserves of the Mesabi Range, Minnesota. A Minerals Availability System Report.
NTIS: PB/80-228984 :81 pages
This report is a comprehensive study of the iron ore reserves of the Mesabi Range, Minnesota. Iron ore has been classified into seven categories with descriptions of each category and the geologic factors affecting each reserve estimate. Iron ore reserves for all classes, grades, and probabilities are based on break-even analysis and average 1974 dollars. The reserve estimate is reported on a township-range basis.
CP; Final Contract Report;
NTIS Accession No.
Univ. of Minnesota--Duluth