PERMFILE126308

• Permit No: C1984067
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: EXHIBIT 6 PREVIOUS UNDERGROUND MINING OPERATIONS
• Media Type: D
• Archive: No

COLOR:~DO COai `fl:iE I?]FO2`"_4iI0N
PRI?La.4'? uL`~E .7AM Peerless
-, OPE2~TGR, PERIOD WORZED: Peerless Coal Co., 1913-1951
NDA.4Y MINE NAME (1)
_iZ~1TOR, P°_RIOD WO.R.RED:
SECO;iDARY ?SINE NA14E ( 2)
OPERATOR, PERIOD WORiCc`.D:
GEOGRAPHY
COAL REGION: San Juan River COAL FIELD:
ARE?.: COUNTY: La Plata
SEC., T',7P., RGE.: NW SE NE Sec 21 T35N R10W
MINE INDEY NUMBER: 55 MAP INDER NUMBER: SW-20
ML`iE TYPE: Underground-drift PORT_aI. ELEVATION ( ft) : 7,111
GEOLOGIC INFORMATION
CO_~.I.-BEARI:7G ROCK UNIT:
GEOLOGIC AGE:
COAL 'ZONE':
COAL BED N.4~ME:
COAL THICICiESS (ft):
STRATIGRAPHIC POSITION:
BEDDING ATTITUDE (degrees)
OVERBURDEN TRICRNESS (ft):
Menefee Fm
Upper Cretaceous
Peerless, C coal group
Peerless
5.0
N65W 35W (?)
• ANALYSIS
APPARENT COAL RANK: Bituminous
HEAT VALUE, AS-RECEIVED (Btu/lb): 13,790
PROXIM.STE ANALYSIS (Coal Analysis-Dry. .foist. and Btu-As Recv'd):
Ash (%): 5.3 Moisture (X): 3.0
Volatile Matter (Z): 39.0
Filed Carbon (X): 55.7 Sulfur (X): 0.7
COKING COAL DATA: Reported coking
FREE SWELLING INDER (FSI): 5.0-6.5
METHANE DATA:
PRODUCTION AND DEPLETION
PRODUCTION (short tons):
Differentiated: 66,303
_..ca_ : 6b, 303
RECOVERY FACTOR (X): 50
DEPLETION, TOTAL (short tons): 132,606
GENERAL INFORMATION
R~ERENCES: Jones aad Murray (1978)
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-. RE:IARRS: