General Contents - [Saline, Henry, St. Clair and Benton counties]: Stratigraphy - Hydraulic Limestone: Minerals - alum, copper, gypsum, hematite, iron, lead, magnesia, pyrite, salt, sulfur: Lithologies - chert, clay, coal, dolomite, drift, limestone, loess, sandstone, shale: Mines/quarries - salt works, sandstone quarries, shaft, drift, coal field; Sherman's Quarry: Paleontology - crinoidal limestone: Hydrology - springs, chalybeate springs, artesian wells; Gum Spring, Magnesia Spring, Blue Lick Springs, McAllister Spring, Sweet Spring, White Sulphur Springs, Akesion Springs, Kiser's Spring, Sulphur and Salt Spring, Black Sulphur Spring, Pellians's Spring: Structure - "local flexure" noted: Oil/gas - oil spring; oil wells: Karst - [...]