Manganese, iron, and barite deposits of the James River-Roanoke River district, Virginia
<p>During the period 1940-1942 the United States Geological Survey made a geologic study of the manganese deposits of the James River-Roanoke River district,…
Public-domain full text preserved in the Mountain Man Mining Library. Original source: pubs.usgs.gov.
Manganese, iron, and barite deposits of the James River-Roanoke River district, Virginia Author: Espenshade, Gilbert H. Year: 1952 Category: Report the period 1940-1942 the United States Geological Survey made a geologic study of the manganese deposits of the James River-Roanoke River district, in the general vicinity of Lynchburg, Va. (fig. 1), as part of its program of strategic minerals investigations. This work was done by the writer and supervised by D. F. Hewett. John Rodgers and W. R. Wagner assisted during part of the project. In the course of the investigation, the geology was mapped over an area about 60 miles long and several miles wide, from Altavista on the Roanoke River northeast to Howardsville o Tags: usgs, manganese Virginia deposits Source: https://pubs.usgs.gov/mf/0005/plate-1.pdf