APPROXIMATELY LOCATED IN OR AROUND THE GIBELLINI MINING DISTRICT. SITE NAMES MENTIONED: GIBELLINI MANGANESE MINE (NIGANZ, BLACK IRON)
Provenance: Loaded from CSV file on Wed Apr 08 09:20:58 MDT 2009
Supplemental Information: http://www.nbmg.unr.edu/scans/1990/19900009.pdf