Granite

google

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mid 17th century: from Italian granito, literally ‘grained’, from grano ‘grain’, from Latin granum .

wiktionary

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From French granit(“granite”), from Italian granito(“granite”), from granire(“to granulate”), from grano(“grain”), from Latin grānum(“grain”). Compare granita.

etymonline

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granite (n.)

1640s, from French granit(e) (17c.) or directly from Italian granito "granite," originally "grained," past-participle adjective from granire "granulate, make grainy," from grano "grain," from Latin granum "grain" (from PIE root *gre-no- "grain"). In reference to the appearance of the rock. Used figuratively for "hardness" (of the heart, head, etc.) from 1839. New Hampshire, U.S., has been the Granite State at least since 1825.