PERMFILE103097

• Permit No: C1981008A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: NH1 TAB 6 APPENDIX 6-1 LITHOLOGIC DESCRIPTIONS OF CORE AND BORE HOLES
• Media Type: D
• Archive: Yes

Drill Hole #285B
• Nucla Mine, Pbntrose County, Colorado
Date Drilled: 9/19/73
Depth Thickness
(Feet) Strata (Feet)
0 Surface 1.0
1.0 Sandstone 6.2
7.2 Dark shale 2.0
9.2 Smut coal 0.8
10.0 Coal #1 (U. Dakota) 1.0
11.0 Shale 1.3
12.3 Hard sandstone 4.4
16.7 Shale 1.3
18.0 Dark shale 1.5
19.5 Dark shale - coal 0.5
20.0 Coal 0.6
20.6 Shale 0.7
21.3 Coal #2 (L. Dakota) 0.8
.
22.1 Shale 0.1
22.2 Coal 5.0
27.2 Shale 0.8
28.0 Sandstone and shale 3.0
31.0 Hard sandstone 25.6
56.6 Dazk shale 1.2
57.8 Shale 1.1
58.9 Coal 0.9
59.8 Shale 0.3
60.1 Coal #3 (Nucla) 0.9
61.0 Shale 1.0
62.0 Dark shale 1.0
63.0 Coal 1.5
64.5 Dazk shale with slate 0.4
64.9 Hard sandstone 0.9
65.8 Shale 10.2
76.0 Hard sandstone 5. '0
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6-1-18