Laserfiche WebLink
DATES OF <br />MINE NAME LOQATION OPERATION <br />Rex Unknown ,SW 1895-1897 <br /> Sec. 4 <br /> T15,R69W <br />Rex ~1 NW, NW 1898-1917 <br /> Sec. 9 <br /> T1S,R69W <br />Rex #2 SE,SE,NW 1898-1913 <br /> Sec. 9 <br /> T1S,R69W <br />Rocky Ridge Unknown 1929-1930 <br />Ross NW,SW,SE 1930 <br /> Sec. 15 1938-1939 <br /> T1S,R70W <br />Rosser SE,SW 1897-1898, <br /> Sec. 21 1901,1928- <br /> T1S,R70W 1929 <br />TABLE ONE -BOULDER COUNTY <br />SEAM OVERBURDEN <br />THICKNESS THICKNESS PRODUCTION UNIQUE <br />(IN FEET) (IN FEET) (IN TONS) FEATURES <br />11.0' 93,187 <br />4.0'-8.0' 158'+ <br />6.0'-7.0' <br />9.0' <br />5.4' <br />6.0' <br />1,666,247 <br />745,652 <br />1,767 <br />4,282 <br />19,907 <br />Key to unique features symbols: Z Multiple mining zones <br />* Mine opening information <br />Reclamation and/or plans -- Table two S Suhsidence features <br />lists hazard abatement work F Mine fires <br />+ Discrepancy between two sources D Mine drainage <br />INFORMATION <br />SOURCES <br />2,3,7,10 <br />1,2,3,7,10 <br />2,3,7,10 <br />2,3,7,10 <br />1,2,3,7,10 <br />Reclamation plans 1,2,3,5,7,10 <br />-24- <br />