Laserfiche WebLink
Drill Hole Lithology Summary <br />0 Drill Hol Easting Northing Collar Total Depth Township Range Section File <br />C-06-17 <br />_1,326,352 82 <br />347,462.4 7, 773 03 <br />862. <br />T03N R94W <br />2 <br />5C <br />Adjusted Depths <br />From <br />To <br />Seam <br />Thickness Lithologic Qualifiers <br />Lithology Type <br />Shade <br />Color <br />288.30 <br />289.00 <br />0.70 silty <br />carbonaceous mudston <br />very dark <br />grey <br />289.00 <br />290.50 <br />1.50 clayey <br />decomposed <br />mudstone <br />dark <br />grey <br />290.50 <br />291.90 <br />1.40 slightly <br />clayey, silty <br />sandstone /mudstone <br />medium <br />grey <br />291.90 <br />293.90 <br />2.00 decomposed <br />mudstone <br />dark <br />grey <br />293.90 <br />298.15 <br />F1 <br />4.25 moderately brig <br />w /mod dull layer <br />coal <br />black <br />298.15 <br />299.85 <br />1.70 clayey <br />fissile zones <br />sandstone <br />light -med <br />grey <br />299.85 <br />301.15 <br />1.30 decomposed <br />fissile, clayey <br />carbonaceous shale <br />very dark <br />grey <br />301.15 <br />307.85 <br />6.70 ss seams /layers <br />silty, fissile zone <br />mudstone /sandstone <br />medium- <br />grey <br />307.85 <br />313.30 <br />5.45 ms interlaminte <br />silty <br />sandstone /mudstone <br />light <br />grey <br />313.30 <br />314.20 <br />0.90 sandy <br />hard <br />siltstone <br />light <br />grey <br />314.20 <br />315.00 <br />0.80 <br />siltstone <br />light <br />grey <br />315.00 <br />326.50 <br />11.50 interbedded <br />silty layers <br />sandstone /mudstone <br />light -dark <br />grey <br />326.50 <br />353.00 <br />26.50 w/ occ <br />ms layers <br />sandstone <br />light <br />grey <br />353.00 <br />358.50 <br />5.50 <br />mudstone <br />dark <br />grey <br />358.50 <br />383.20 <br />24.70 interbedded <br />silty, oxid ss <br />mudstone /sandstone <br />dark <br />grey <br />383.20 <br />384.50 <br />1.30 silty <br />slightly clayey <br />mudstone <br />dark <br />grey /bro <br />384.50 <br />388.80 <br />388.80 <br />392.15 <br />F5 <br />F6 <br />4.30 moderately brig <br />3.35 moderately brig <br />pyrite coating o <br />pyrite coating o <br />coal <br />coal <br />black <br />black <br />392.15 <br />392.50 <br />0.35 coal lams <br />silty <br />boney coal <br />black /bro <br />392.50 <br />394.40 <br />1.90 coal lams /seam <br />clayey, fissile zo <br />carbonaceous mudston <br />very dark <br />grey <br />394.40 <br />408.00 <br />13.60 coarsening dow <br />mudstone <br />dark <br />grey <br />408.00 <br />411.00 <br />3.00 <br />siltstone <br />medium- <br />grey <br />411.00 <br />413.60 <br />2.60 <br />sandstone <br />light <br />grey <br />413.60 <br />415.20. <br />F7 <br />1.60 <br />coal <br />black <br />415.20 <br />422.50 <br />7.30 sandy, interbed <br />interlaminated <br />mudstone /siltstone <br />dark <br />grey <br />422.50 <br />424.00 <br />1.50 <br />siltstone /sandstone <br />medium <br />grey <br />424.00 <br />435.20 <br />11.20 sandy, interbed <br />interlaminated <br />mudstone /siltstone <br />grey <br />435.20 <br />437.30 <br />F9 <br />2.10 <br />coal <br />black <br />437.30 <br />438.00 <br />0.70 <br />carbonaceous mudston <br />very dark <br />grey <br />438.00 <br />451.00 <br />13.00 interbedded <br />dk ms /It ss <br />mudstone /siltstone <br />dark -light <br />grey <br />451.00 <br />455.50 <br />4.50 sideritic <br />siltstone /sandstone <br />light -med <br />grey <br />455.50 <br />462.50 <br />7.00 <br />mudstone /siltstone <br />medium- <br />grey <br />462.50 <br />467.50 <br />5.00 clayey <br />mudstone /siltstone <br />medium- <br />grey <br />467.50 <br />471.00 <br />3.50 <br />mudstone <br />dark <br />grey <br />471.00 <br />474.80 <br />3.80 sandy <br />interbedded <br />siltstone /mudstone <br />dark <br />grey <br />474.80 <br />476.40 <br />1.60 sandy <br />soft, fissile zone <br />siltstone /mudstone <br />dark <br />grey <br />476.40 <br />480.70 <br />4.30 silty layers <br />clayey, fissile zo <br />carbonaceous mudston <br />dark <br />grey /bro <br />480.70 <br />488.60 <br />FA <br />7.90 bright, blocky <br />pyrite coating o <br />coal <br />black <br />Rio Tinto Energy America - Colowyo Mine <br />Page <br />729 of 1194 <br />