General Contents – Notebook 3. Occurrence and Mining of Sulphur Ores in Missouri (Field Notebook for Volume XXX Pyrites Deposits of Missouri): Stratigraphy – Bolin Creek, Bonneterre, Canadian, Cotter, Davis, Derby-Doerun, Eminence, Gasconade, Gunter, Jefferson City, Lamotte, Pennsylvanian, Potosi, Richland, Roubidoux, St. Elizabeth, Van Buren: Minerals – amethyst, azurite, barite, calcite, chalcanthite, chalcedony, chalcopyrite, clay, copiapite, [cuprite], flint clay, glauconite, goethite, gypsum, hematite, lead, limonite, malachite, marcasite, melanterite, ochre, paint, pyrite, quartz, specularite, zinc: Lithologies – breccia, chert, conglomerate, dolomite, ganister, limestone, quartzite, sandstone, shale, tripoli: Mines/quarries [...]