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 #1C -.Overburden
Nucla Mine, Nbntrose County, Colorado
Date Drilled: 2/10/77
Depth Thickness
(Feet) Strata (Feet)
0 Start core grass roots 0.2
0.2 Clay and grass roots 0.3
0.5 Brawn dam clay 0.5
1.0 Sandy clay and rock 1.0
2.0 Rock 6 gray sandstone 1.0
3.0 Gray soft sandstone 2.2
5.2 Brown sandstone 2.8
8.0 Shale & sandstone 2.0
10.0 ffiown shale & sandstone 3.0
13.0 Shale (lost) 1.0
14.0 ffiown shale 0.5
14.5 ffiown sandstone 1.0
15.5 Brown shale 1.2
• 16.7 Dam shale (lost) 0.3
17.0 Shale 0.5
17.5 Hard sandstone - rock 1.5
19.0 Sandstone 1.0
20.0 Rock - sandstone 0.7
20.7 Shale (lost) 0.5
21.2 Dark gray shale 1.7
22.9 Sandstone 0.3
23.2 Shale (lost) 0.3
23.5 Shale 0.1
23.6 Sandstone 0.8
24.4 Shale 0.1
24.5 Sandstone 0.5
25.0 Dam gray shale 1.0
26.0 Shale (lost) 0.6
26.6 Gray shale 1.7
•
6-1-4