Tripoli pit of the now abandoned Olive Branch Minerals Company
NW/4 SW/4 28-15S-2W, Alexander County, Illinois;
George Wilson is in foreground;
According to J.E. Lamar, this is not a sandstone outcrop (7/5/1977);
1 photograph and negative;
March 29, 1955;
Tripoli pit--Alexander County
Novaculite--Alexander County
Silica--Alexander County
Olive Branch Minerals Company;
Wilson, G.
Manuscripts, maps, fieldnotes, and photographs may be viewed in-house only. Please contact the ISGS Special Collections Curator, Anne Huber, for an appointment at 217-300-0005 or email huber@illinois.edu Monday thru Friday, 8am-noon or 1pm-5pm.