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Filing Detail
Form 10-Q/A - Quarterly report [Sections 13 or 15(d)]: [Amend]
SEC Accession No. 0001104659-12-036491
Filing Date
2012-05-11
Accepted
2012-05-11 16:34:46
Documents
12
Period of Report
2012-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q/A a12-8852_110qa.htm 10-Q/A 1359183
2 EX-31.1 a12-8852_1ex31d1.htm EX-31.1 11077
3 EX-31.2 a12-8852_1ex31d2.htm EX-31.2 10924
4 EX-32.1 a12-8852_1ex32d1.htm EX-32.1 5090
5 EX-32.2 a12-8852_1ex32d2.htm EX-32.2 4789
12 GRAPHIC g88521bai001.jpg GRAPHIC 3312
  Complete submission text file 0001104659-12-036491.txt   27526420

Data Files

Seq Description Document Type Size
6 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT aci-20120331_cal.xml EX-101.CAL 72757
7 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT aci-20120331_def.xml EX-101.DEF 163015
8 XBRL TAXONOMY EXTENSION LABELS LINKBASE DOCUMENT aci-20120331_lab.xml EX-101.LAB 392858
9 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT aci-20120331_pre.xml EX-101.PRE 333835
10 XBRL INSTANCE DOCUMENT aci-20120331.xml EX-101.INS 7416136
11 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT aci-20120331.xsd EX-101.SCH 48532
Mailing Address CITYPLACE ONE SUITE 300 ARCH MINERAL CORP CREVE COEUR MO 63141
Business Address CITY PLACE ONE STE 300 ARCH MINERAL CORP ST LOUIS MO 63141 3149942700
ARCH COAL INC (Filer) CIK: 0001037676 (see all company filings)

IRS No.: 430921172 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q/A | Act: 34 | File No.: 001-13105 | Film No.: 12835063
SIC: 1221 Bituminous Coal & Lignite Surface Mining