Report of the Geological Survey of Ohio, Band 8

1Geol acid alumina amount barrels per day Berea Berea grit Berea sand Big Injun brick briquettes calcium carbonate calcium oxide cement mortar cent chemical clinker Clinton coal Company composition concrete corner of section cost Cow Run sand Creek crushed cubic feet depth diameter drilled driller dry hole Edward Orton farm in section ferric oxide field formation fuel grinding heat hydration hydraulic inches thick iron kaolin kiln lime limestone machine Macksburg magnesia marl material mesh method miles mill mixed Mixer mixture mortar natural cement natural gas northeast Ohio oil and gas pipe pool Portland cement pounds per square pozzuolane producing pumped quantity quarter of section quartz reported rock Roman cement Salt sand salt-water sample sandstone secured shales show of oil sieve silica slag Slate specific gravity square inch steel stone surface temperature tensile strength territory tests tion township Trenton walls