Report issued by the Bureau of Mines on the coastal sands and their potential for being used as glass sand. Samples were tested, and properties of the sands are presented. This report includes tables, maps, and photographs.
Report issued by the Bureau of Mines over studies of manganese deposits in Arkansas. Results of the study are presented. This report includes tables, maps, and illustrations.
Report issued by the Bureau of Mines over nelsonite occurrences in Virginia. Samples were collected by diamond-drilling. This report includes tables, maps, photographs, and illustrations.
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