石

brewing tax

alunite

cassiterite

rare stone; unusual stone

epigraphy

zoisite

Camellia sasanqua 'Akasigata' (cultivar of Christmas camellia)

gemology; gemmology

soap-dish

Word usually written using kana alone

chiton (any marine mollusk of the class Polyplacophora); sea cradle

Japanese chiton (Acanthopleura japonica)

shield sundew (Drosera peltata); pale sundew

unfeeling or callous person

whitish marble (from northern Ibaraki); white limestone

unprocessed stone; rubble

orpiment

chopping tool; chopping stoneware

Geology

glacial erratic; erratic boulder; erratic block

Go (game)

captured pieces; captured stones

Noun or verb acting prenominally

non-fossil (energy, fuel, etc.)

rutile

rock porgy (Oplegnathus punctatus); spotted knifejaw

stone cell

toothed top shell (Monodonta labio)

amphibole