B-53 Clastic Dikes Intruding Cretaceous Coals of Western ColoradoE-mail this product to a friend
Clastic dikes cause hazardous conditions in coal mines. Depositional history; coal geology and stratigraphy; previous studies; impact on mining; classification; joint-sourced dikes; mineralogy; coal petrology; interpretation; fault-fill dikes; channel-margin dikes; mining strategies. 48 pages. 30 figures. (pdf file download). B-53D.