Results: 1 - 5 of 5
Jan 23, 2020
Map
… marl/ tufa, metallurgical coal, nickel, peat, phosphate, …
Feb 28, 1993
Open File Report
… oxidized form of lignite coal that is rich in humic acids. … their own pits and from a nearby coal mine in the Forestburg area. …
Dec 31, 1982
Open File Report
… Bentonite, Clay and Shale, Coal, Copper, Coquina, Diatomite, …
Dec 31, 1968
Earth Sciences Report
… sandstone, shale, and coal which immediately overlies the … of the high clay content but the coal beds are sufficiently …
Jul 28, 2010
Data
… was created by the Minerals and Coal Geoscience Section of the …