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 #583
Nucla Mine, Montrose County, Colorado
Date Drilled: 1/31/77
Cepth Thickness
(Feet) Strata (Feet)
0 ffiown clay - damp 10.0
10.0 Sandstone and clay 1.3
11.3 Hard sandstone 0.7
12.0 Gray shale and sandstone 2.0
14.0 Sandstone L.0
15.0 Gray-brown shale 10.9
25.9 Hard sandstone 1.1
27.0 Shale 0.8
27.8 Coal (Rider) 0.7
28.5 Shale 5.8
34.3 Coal #1 (U. Dakota) 1.6
35.9 Shale 1.2
• 37.1 Hand sandstone 2.1
39.0 Gray shale and sandstone 1.5
40.5 Hard sandstone 1.5
42.0 Gray shale 2.2
44.2 Coal 0.6
44.8 Shale 0.3
45.1 Coal #2 (L. Dakota) 1.2
46.3 Shale and sandstone 0.4
46.7 Coal 5.3
52.0 Dark shale 10.0
53.0 TCTAL DEPTfi
•
6-1-34