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MINE NAME LOCATION
<br />Marshall #3 SW,NE
<br /> Sec. 21
<br /> T1S,R70W
<br />Marshall #4 SE,NW,NW
<br /> Sec. 21
<br /> T1S,R70W
<br />Marshall #5 S/2, NE
<br /> Sec. 21
<br /> T1S,R70W
<br />Marshall #6 NE,SW
<br /> Sec. 21
<br /> T1S,R70W
<br />Marshall #7 NW,SW
<br /> Sec. 21
<br /> T1S,R70W
<br />Marshall Shaft NE,NW
<br /> Sec. 9
<br /> T1S,R69W
<br /> TAR LE ONE -BOULDER COUNTY
<br /> SE AM OVERBURDEN
<br />DATES OF THIC KNESS THICKNESS PRODUC TION UNIQUE
<br />OPERATION (IN FEET) (IN FEET) (IN TO NS) FEATURES
<br />1884-1901, 8.0' -9.0' included with S,F, Reclamation
<br />1938-1939 Marshall #1
<br />1884-1901, 8.0' -9.0' included with Fire abated 1983 by
<br />1938-1939 Marshall #1 Office of Surface
<br /> Mining
<br />1884-1901, 8.0' -9.0' included with *
<br />D
<br />Reclamation plans
<br />1938-1939 Marshall #1 ,
<br />,
<br />1884-1901, 8.0' -9.0' included with D
<br />1938-1939 Marshall #1
<br />1884-1901, 8.0' -9.0' included with
<br />1938-1939 Marshall #1
<br />None reported
<br />Matchless NE ,SE ,SW 1903-1918,
<br />Sec. 7 1925-1927
<br />(Champion) T1S,R69W 1919-1924
<br />(Sunland) 1922
<br />Key to unique features symb ols:
<br />Reclamation and/or plans -- Table Two
<br />lists hazard abatement work
<br />+ Discrepancy between two sources
<br />4.0'-5.0' 240'(?) 559,228 S
<br />Z Multiple mining zones
<br />* Mine opening information
<br />S Subsidence features
<br />F Mine fires
<br />D Mine drainage
<br />INFORMATION
<br />SOURCES
<br />1,2,5,3,7
<br />1,2,3,5,7,10
<br />1,2,3,5,7,10
<br />1,2,3,7,10
<br />1,2,3,7,10
<br />1,2,3,7,10
<br />1,2,3,7,10
<br />-19-
<br />
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