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 #GW-N1
Nucla Mine, Nbntrose County, Colorado
Date Drilled: 3/22/77
Depth Thickness
(Feet) Strata (Feet)
0 Brown clay 2.8
2.8 Hard brown sand rock 2.0
4.8 Gray brown shale 2.0
6.8 Gray shale 2.0
8.8 Gray sandstone 1.0
9.8 Gray shale 1.8
11.6 gout - soft opal #1 (U. Dakota) 2.0
13.6 Dark shale 0.5
14.1 Gray shale and sandstone 1.2
15.3 Brown sand rock 3.0
18.3 Gray shale 2.4
20.7 Coal 0.4
• 21.1
21
6 Shale
k
l #2
D 0.5
0
8
. a
Coa
(L.
ota) .
22.4 Shale 0.3
22.7 Coal 5.2
27.9 Gray shale 1.0
28.9 Shale aryl sandstone 0.5
29.4 Gray sandstone 4.4
33.8 Sandstone and shale 0.7
34.5 Gray shale 5.5'
40.0 Sandstone and shale 2.0
42.0 Gray shale 4.0
46.0 Shale and sandstone 1.0
47.0 Brown sandstone - dartg~ 3.0
50.0 Hard sandstone 6.0
56.0 Sandstone and shale 2.0
58.0 TOTAL DEP'1'fi
u
6-1-42