General Contents - Brown Iron Ore Location Survey: Stratigraphy - Gasconade, Jefferson City, Roubidoux: Minerals - clay, goethite, hematite, limonite (botryoidal, boulder, cellular, massive, pipe), manganese, ochre, pyrite, quartz, smithsonite, zinc: Lithologies - breccia, chert, conglomerate, dolomite, quartzite, sandstone: Mines/quarries - iron pits/shafts, limestone quarry, sandstone quarries, zinc shafts; numerous mine/operator/owner names: Paleontology - Cryptozoans.: Hydrology - Named streams. Springs.: Structure - Dips. Fault. Ripple marks. Contact.: Oil/gas - [none noted]: Karst - Sinkholes.: Measured Sections - [none noted]: Blank/missing pages - Blank: 2, 4, inside back cover.: Other - Mine/prospect/occurrence descriptions, [...]