Annual Report for ... with Accompanying Papers, Volume 6Published for the Iowa Geological Survey, 1897 - Geology |
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Common terms and phrases
Algonkian alkaline Alumina analysis arenaceous argillaceous artesian waters Basal sandstone beds bicarbonate blue blue-gray boiler boring buff calcareous calciferous Calcium carbonate Calcium sulphate cherty City clay CO₂ Coal Measures Cretaceous crevices crystalline crystals Davenport deep deposits depth Devonian diabase Dolomite drift driller drillings Dubuque Elevation of curb feet A. T. feldspar fissures flow formation Galena Galena-Trenton gallons per minute geological gravel gray hard Head of water inches Iowa Iowa Geol iron Jordan Keokuk Kinderhook lead and zinc light lime Limestone loess magnesian Magnesium carbonate Maquoketa miles mineral Mississippian Moines Na₂ Niagara occur Oneota outcrop Pleistocene quartz quartzite RECORD OF STRATA region reported reservoir river rock Saint Croix Saint Peter samples sand Shale Silica Silica Si O₂ Silurian Sioux Slate SO₄ Sodium chloride Sodium sulphate supply surface Surv tion town Trenton U. S. GALLON Upper Oneota valley water-bearing Wisconsin yellow