Coal Market Module of the National Energy Modeling System Model .Jun 3, 2013 . rate index calculation for shipments from Western coal mines. . Information Administration | Model Documentation: Coal Market Module 2013.documentation for coal mine,Historical Documentation of Major Coal-Mine Disasters in the United .BUREAU OF MINES. HISTORICAL DOCUMENTATION OF MAJOR. COAL-MINE DISASTERS IN THE UNITED STATES. NOT CLASSIFIED AS EXPLOSIONS.