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stone; rock; pebble
jewel; precious stone
flint (in a lighter)
stone
stone (in the bladder, kidney etc.); calculus
「石」 has other readings with different meanings.
子供の頃、川で石を拾って遊んだものだ。
When I was a child, I used to play by picking up stones in the river.
婚約指輪の石がとても美しい。
The stone in the engagement ring is very beautiful.
庭に大きな石があります。
There is a big stone in the garden.