General Contents - [Greene County geology]: Stratigraphy - Burlington, Cambrian, Cherokee Limestone, Chouteau, Fort Scott?, Graydon Sandstone, Keokuk, Lawrence chert, Phelps Sandstone, Sac Limestone, Saccharoidal Sandstone, Webster Limestone, Vermicular Sandstone, Vermicular Shale: Minerals - bog ore, copper, galena, gypsum, hemimorphite, iron, limonite, pyrite, quartz, sphalerite: Lithologies - chert, clay, coal, conglomerate, dolomite, limestone, ochre, sandstone, shale: Mines/quarries - shafts, quarries, clay pits; Ball and Beatty Prospect, Robbersons Mines, Holman Quarry, Pance & Belctull? Shaft, Shaft #3, #2 Shaft, Osborn's Shaft, Dr. W.H. Cowden's Shaft, Bullwinkle or Bass Shaft, Kelso clay beds, Billings deposit, Welch lead, [...]