General Contents – Morgan County [barite, other mines]: Stratigraphy – Burlington, Devonian, Gasconade, Gunter, Roubidoux, Van Buren: Minerals – barite, calcite, chalcopyrite, clay, copper, "druse," galena, hemimorphite, lead, limonite, pyrite, [quartz?], smithsonite, sphalerite: Lithologies – breccia, chert, coal, dolomite, limestone, sandstone, shale: Mines/quarries – barite pits/shafts, lead mill/pits/shafts, sandstone quarry; numerous owner, operator, mine names: Paleontology – Multiple notes of "reef-structure": Hydrology – [none noted]: Structure – Contacts. Slickensides. Dips, strikes, plunges.: Oil/gas – [none noted]: Karst – [none noted]: Measured Sections – [none noted]: Blank/missing pages – No blank pages.: Other – Mine [...]