Silvermane was going down, step by step, with metallic clicks upon flinty rock.

Do you see this flinty rock, on which I am sitting?

Their impressions are indelible, "like the deep borings into the flinty rock."

Ahead, an outcropping layer of flinty rock formed a small cliff, impassible to the clankers.

These are like "the deep borings into the flinty rock."

Far down below man was destroying the flinty rock, while overhead the rock was destroying the handiwork of man!

They are composed of sandstone, quartz, iron, limestone, and hard white flinty rocks.

Sharp black glass the edges and sharp the flinty rocks below.

Common sandals, made of wood or leather, would not endure the wear and tear of the sharp, flinty rocks.

With scarcely the scraping of a hoof on the flinty rocks we came forth in safety upon the defined, hard-beaten track.

He swung along with a swaying motion, and his claws, striking the flinty rocks as he passed over them, rattled like iron nails.

From this vantage point, the white flinty rocks embedded in the hills of his father's ranch stood out even more than he remembered.