1988-04-11_PERMIT FILE - C1981008A ‎(6)‎

• Permit No: C1981008A
• IBM Index Class Name: PERMIT FILE
• Doc Date: 4/11/1988
• Doc Name: Lithologic Descriptions of Core and Bore Holes
• Section_Exhibit Name: Tab 6 Exhibit 4-1
• Media Type: D
• Archive: Yes

Drill Hole #361B
Nucla Mine, Montrose County, Colorado
Date Drilled: 11/27/73
Depth Thickness
(Feet) Strata (Feet)
0 Shale 2.8
2.8 Smut #2 (L. Dakota)? 0.5
3.3 Dark shale 1.0
4.3 Shale 5.4
9.7 Hard sandstone 1.5
11.2 Shale 6.6
17.8 Hard sandstone 1.2
19.0 Very hard sandstone 4.3
23.3 Dark shale and coal 0.7
24.0 Sandstone 1.3
25.3 Shale and sandstone 6.7
32.0 Dark shale 2.7
34.7 Coal 1.9
36.6 Dark Shale #3 (Nucla) 2.7
39.3 Dark shale with coal 1.7
41.0 Shale 0.4
41.4 Sandstone - hard 1.6
43.0 Shale 7.0
50.0 Shale and sandstone 4.4
54.4 Dark shale 2.0
56.4 Shale 3.6
60.0 Hard sandstone 1.5
61.5 Shale 4.4
65.9 Coal Unnamed 0.6
66.5 Shale 2.0
68.5 Hard sandstone 1.4
69.9 Shale 7.0
76.9 Hard sandstone 0.4
77.3 Shale 8.2
85.5 Sandstone with shale streaks 3.5
6-1 -26