Example Sentences

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The arenacious and cherty varieties frequently occur in the same bed; sometimes they form distinct beds.

From Narrative of a Second Expedition to the Shores of the Polar Sea by Franklin, John

Bituminous coal, with finely divided laminæ, associated with brown crystalline limestone, with cherty beds, and grey-yellowish sandstone, passing into brownish-red sandstone.

From In the Arctic Seas A Narrative of the Discovery of the Fate of Sir John Franklin and his Companions by McClintock, Francis Leopold

The lower is the cross-bedded sandstone, and the upper the cherty limestone.

From The Grand Canyon of Arizona; how to see it by James, George Wharton

The native rock is a cherty or flinty limestone, crumbling easily, and readily susceptible to changes from atmospheric influences, and especially so to the action of water.

From Archeological Investigations Bureau of American Ethnology, Bulletin 76 by Fowke, Gerard

The summits of these plateaus are of cherty limestone.

From Canyons of the Colorado by Powell, John Wesley