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

COLOR4D0 C~aL MI:,E INFOR'"_aTIC•N
PRI"?R'. ~1I;iE NA:E: worniaS Star
OPcP.~1TOR, PERIOD WORKED: Morning Star Coal Co., 1910-1970
JrIDA3Y MLyE NAME (1)
..ROTOR, PERIOD WORKED:
SECC:iD~?Y :'fIi`iE N.~:D; (2):
OPERATOR, PERIOD WORKED:
GEOGRAPHY
COAL REGION: San Juan River COAL FIELD: Durango
AREA: Durango COUNTY: La Plata
SEC., TWP., RGE.: NW SW NW Sec 22 T35N R10W
ML`iE INDER NUMBER: 58 MAP INDER N UMBER: SW-20
MLYE TYPE: Underground-drift PORTAL ELEVATION (ft):
GEOLOGIC INFORMATION
COAL-BEARING ROCK UNIT:
GEOLOGIC AGE:
COAL 'ZONE':
COAL BED NAME:
COAL THICKNESS (ft):
STRATIGRAPHIC POSITION:
BEDDIPSG ATTITUDE (degrees):
OVERBURDEN THICKNESS (ft):
Menefee Fm
Upper Cretaeous
Victory, A coal group
Victory
5.0
NZSE 6NW (?)
',, • ANALYSIS
APPARENT COAL RANK: Bituminous
HEAT VALUE, AS-RECEIVED (Btu/lb): 13,860
PROXIMATE ANALYSIS (Coal Analysis-Dry. Moist. and Btu-As Recv'd):
Ash (~): 6.1 Moisture (X): 2.2
Volatile Matter (7.): 38.6
Fixed Carbon (X): 55.3 Sulfur (X): 1.3
COKING COAL DATA:
FREE STdEI.LING INDER (FSI): 5.5-7.0
METHANE DATA:
PRODUCTION AND DEPLETION
PRODUCTION (short tons):
Differentiated: 153,958
Total: 153,958
RECOVERY FACTOR (X): 50
DEPLETION, TOTAL (short tons): 307,916
GENERAL INFORMATION
RF,~'RENCES: Jones and Murray (1978)
REMARKS: