2009-04-15_REVISION - X200923100

• Permit No: X200923100
• IBM Index Class Name: REVISION
• Doc Date: 4/15/2009
• Doc Name: Letter for Amendment and Additional Information
• From: Peabody Coal Company
• To: DRMS
• Type & Sequence: AM1
• Email Name: JDM
• Media Type: D
• Archive: No

SAGE CREEK HOLDINGS
PEABODY SAGE CREEK MINE
0 - 40 FT
0 - 500 FT
85 FT
165 FT
TWENTYMILE 170 FT
SANDSTONE 540 FT
TYPICAL LITHOLOGY SECTION
200 - 1,700 FT RANGE OF WADGE OVERBURDEN
SURFACE WEATHERED
LEWIS SHALE
UPPER COAL GROUP SS & SH & COAL (FISH CK & # SEAMS)
HOLDERNESS MEMBER SS & SH INTERBEDDED
TWENTYMILE SANDSTONE
MARINE SHALE MEMBER (SHALE/SHILTSTONE)
- - - i? 5 FT LENNOX SANDSTONE
_ - - _ - ?? 4 FT LENNOX COAL (MARKER BED)
25 FT THIN SS & SH BEDS (E & D SANDSTONE)
15 FT C SANDSTONE
- _ - _
/ MARINE SHALE 4 FT THIN SILTSTONE & SHALES
o -
- - -
-
- - -
TONGUE OF 10 FT B SANDSTONE

LEWIS SHALE
_ 3 FT THIN SILTSTONE & SHALES (ROOF CONTACT)
W o - _ -
- 9 FT WADGE COAL SEAM
U 10 FT THIN SS & SILTSTONE BEDS (FLOOR CONTACT)
2 FT WADGE LEADER COAL (UNDER-RIDER)
W 40 FT THIN SS & SILTSTONE & SHALES
U - - - - - - ?? LENNOX COAL 16 FT SAGE CREEK SS
- - - -
- - 10 FT THIN SS & SILTSTONE BEDS (IMMEDIATE FLOOR)
W _ _
- - _ _
_ _
_
- - - - / WADGE SEAM 2 FT SAGE CREEK COAL (MARKER BED)
a a
' 100 FT INTERBEDDED SS & SH
o _.._.._.._. ._.._.._.._.._.._.._.._.._.._.._.._..,.
- - - - - - - 15 FT WOLF CREEK SEAMS (2 - 3 SPLITS WF & WC)
W
> `/)
- - - - - - - WOLF CREEK
25 FT
INTERBEDDED SS & SH
Q a m a =--77 7:
---- 7:
--------------- SEAMS
:
-
-::- -'
- 2 FT YAMPA BED (VOLCANIC TUFF MARKER BED)
w = w -_----
--
- ---
--
--
------_
.
.
:_
: 15 FT INTERBEDDED SS&SH
_
_
--- - -. _
_
_
_
.- .- .- ------ '- -- ?'? _ 90 FT TROUT CREEK SANDSTONE
TROUT CREEK
SANDSTONE
FISH CREEK & NUMBER
/ SEAMS
LOCAL STRATIGRAPHIC COLUMN