Слово "flinty". Англо-русский словарь Мюллера

Their rest, however, was soon disturbed by the tooting of a car horn, the slither of tyres on the flinty road, and cries of merriment.

She has small pale flinty blue eyes, and however gushing her words may be, those eyes others always remain coldly speculative.

“Have you ever considered that Jem doesn’t worry her half as much?” Atticus’s voice was flinty.

I assured him I was naturally hard—very flinty, and that he would often find me so; and that, moreover, I was determined to show him divers rugged points in my character before the ensuing four weeks elapsed: he should know fully what sort of a bargain he had made, while there was yet time to rescind it.