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MINE NAME LOCATION <br />Acme NE,SW,SE <br /> Sec. 8 <br /> T1S,R69W <br />Acme Airshaft SW,NW <br /> Sec. 17 <br /> T1S,R69W <br />Ajax NW,NW,NE <br /> Sec. 17 <br /> T1S,R69W <br />Albion Unknown <br />Allen-Bond NE,SE,NE <br />Allen & Bone) Sec. 11 <br />Alan) T1S,R70W <br />Baker NE,SE,NE <br /> Sec. 1 <br /> TIS,R69W <br />(Haywood) SE,SE <br />(Irvington) Sec. 36 <br /> T1N,R69W <br />TABLE ONE -BOULDER COUNTY <br />SEAM OVERBURDEN <br />DATES OF THICKNESS THICKNESS PRODUCTION <br />OPERATION (IN FEET) (IN FEET) (IN TONS) <br />1888-1928 3.3'-7.0' 185' 1,780,482 <br />Part of Acme Mine <br />UNIQUE INFORMATION <br />FEATURES SOURCES <br />S 1,2,3,7,10 <br />1,3,10 <br />1890-1892 7.0' 220'(?) 45,606 1,2,3,7,10 <br />1933 75 2,3,7,10 <br />1890-1895 10.0' 75' 12,557 ~ 2,3,7,10 <br />1890 <br />1870's(?) <br />1887-1895 281,767 1,2,3,7,10 <br />1899-1906 <br />1907-1908 <br />Key to unique features symbols: <br />Reclamation and/or plans -- Table Two <br />lists hazard abatement work <br />+ Discrepancy between two sources <br />6.5'-12.0' <br />Z Multiple mining zones <br />* Mine opening information <br />S Subsidence features <br />F Mine fires <br />D Mine drainage <br />-8- <br />