Mine detail: Bryant

Previously called 'Seal RockLady Byron'

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Location

Lat / long: 46.33209, -113.27152

Resource(M)

Tertiary: Manganese
Other material: Kaolinite, Limonite, Psilomelane, Quartz, Wad

Production

Operation type: Surface-Underground
Development status: Past Producer
First production started: 1918

Geology

References

MAS300390006
DEP10123590
Reference{Deposit:: LORAIN,1950,USBM RI 4723,FIG.4}{Deposit:: PARDEE,1921,USGS BULL 725C,P166}{Deposit:: ANON NO DATE INV.MIN.RES.MONT.MANGANESE UNPUB RPT.FERA PJT.S}
ReporterMontana Bureau Of Mines And Geology Hgm