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Depth: 690'
<br />Elevation: 7,594
<br />Latitude: - 3,521.01
<br />Departure - 105,028.74
<br />Scale: 1" = 20'
<br />620
<br />640
<br />660
<br />680
<br />CF &I STEEL CORPORATION
<br />COAL SECTION - RATON BASIN
<br />LAS ANIMAS COUNTY, COLORADO
<br />DDH 187
<br />20' Overburden.
<br />10' Shale, sandy
<br />4' Shale, slightly sandy
<br />8' Sandstone, medium- grained, silty, ripple marked,
<br />shale seams
<br />14' Shale, medium gray
<br />3.5 -ft zone of coal and carbonaceous shale
<br />64.5 -68.0. 60% coal
<br />Sandstone, medium - grained, silty, ripple- marked
<br />37' Shale, medium gray
<br />1.1 -ft coal bed 113.3 - 114.4'
<br />8' Sandstone, medium- to coarse - grained, feldspathic
<br />47' Shale, medium gray to black
<br />1.3 -ft coal bed 153.7 -155
<br />Sandstone, white to light gray, coarse- to very coarse -
<br />grained, feldspathic to arkosic
<br />1' Shale, dark gray
<br />0.7 -.ft coal b:d at 256'
<br />17' Sandstone, white
<br />arkosic
<br />83' Shale, dark gray
<br />1.3 -ft coal
<br />1.3 -ft coal
<br />2.8 -ft coal
<br />4.2 -ft zone
<br />334.4 -338.6
<br />2.7 -ft coal
<br />coarse- to very coarse - grained,
<br />bed 284 -285.3
<br />bed 299.7 -301
<br />bed 304.7 -307.5
<br />of coal and carbonaceous shale
<br />50% coal
<br />bed 360.1 -362.8
<br />6' Interbedded sandstone and shale
<br />16' Sandstone, light gray, very coarse - grained, arkosic
<br />7' Shale, medium gray
<br />3' Sandstone, coarse - grained, arkosic
<br />19' Shale, medium gray, with some sandstone
<br />17' Sandstone, medium- to very coarse - grained,
<br />arkosic; some shale streaks
<br />SS' Shale, medium gray
<br />1.2 -ft coal bed 437 - 438.2'
<br />0.3 -ft coal bed of 455.5'
<br />0.5 -ft coal bed 456 - 456.5'
<br />91
<br />28'
<br />7'
<br />rzy
<br />11.
<br />Interbedded medium- grained sandstone and black
<br />carbonaceous shale
<br />Shale, dark gray
<br />Sandstone, white, coarse - grained, arkosic
<br />Shale, dark gray
<br />2.4 -ft coal bed 536.4 -538.8
<br />0.3 -ft coal bed at 549
<br />�$�dst o�teht. gray, medium -!jr
<br />M•dilim ..dray
<br />Y�
<br />3.4 -ft coal bed 606.2 -609.6
<br />15' Sandstone, light gray, medium - grained
<br />16' Shale, dark gray
<br />2' Sandstone, light gray, medium- grained
<br />18' Shale, dark gray
<br />2.0 -ft coal bed 646.6 -648.6
<br />29' Sandstone, light gray, coarse- to very coarse - grained,
<br />arkosic
<br />END OF HOLE AT 690 FT.
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