General Contents – Iron Mt. R.R. Note Book No. 2 Clay Notes [and other rail roads]: Stratigraphy – Bowling Green Limestone, Burlington Limestone, Chouteau Limestone, Clinton Limestone, Coal Measures, Devonian, Encrinital Limestone, Hamilton Shale, Hannibal Shale, Hazelton Shale, Hudson River Shale, Keokuk Limestone, Kinderhook Shales,Lithographic Limestone, Louisiana Limestone, Niagara Limestone, Oolite, Trenton Limestone, Vermicular Sandstone, Vermicular Shale: Minerals – calcite, limonite, siderite: Lithologies – cannel coal, chert, clay, coal, dolomite, drift, fireclay, granite, gravel, greenstone, limestone, loess, quartzite, sandstone, shale, "slate" (hard, often bituminous shale): Mines/quarries – brickyards, clay kilns, clay [...]
