| Lat / long: | 42.38996, -105.84502 | 
| Tertiary: | Manganese, Silica | 
| Discovery year: | 1917 | 
| Operation type: | Underground | 
| Development status: | Past Producer | 
| MAS | 560010003 | 
| DEP | 10205085 | 
| Reference | {Deposit:: MINERAL RESOURCES OF WYOMING, WYO GEOL SUR BULL 50, P129}{Deposit:: USGS BULL 715C P57 MN ORE IN WYO}{Deposit:: MANGANESE-MINERAL RAW-MATERIAL COMPILATIONS BY MAX CRITTENDE}{Deposit:: UNPUBLISHED REPORT USGS P31 (SOURCE OF RESOURCE & GRADE}{Deposit:: BUMINES RI 4445 - SIMILAR TO JBC OXIDE TEST - NOT AMENABLE T} | 
| Reporter | Baer, Roger L. |