Cliff Limestone - Law Dictionary Search Results

Home Dictionary Name: cliff limestone

Cliff limestone

A series of limestone strata found in Ohio and farther west presenting bluffs along the rivers and valleys formerly supposed to be of one formation but now known to be partly Silurian and partly Devonian...

Limestone

A rock consisting chiefly of calcium carbonate or carbonate of lime It sometimes contains also magnesium carbonate and is then called magnesian or dolomitic limestone Crystalline limestone is called marble...

Niagara period

A subdivision or the American Upper Silurian system embracing the Medina Clinton and Niagara epoch The rocks of the Niagara epoch mostly limestones are extensively distributed and at Niagara Falls consist of about eighty feet of shale supporting a greater thickness of limestone which is gradually undermined by the removal of the shale See Chart of Geology...

Blowhole

A cavern in a cliff at the water level opening to the air at its farther extremity so that the waters rush in with each surge and rise in a lofty jet from the extremity...