granitella s. geol. / miner. / vulc. Av. 1696. Tipo di granito a grana fine. (GDU).
granitelle agg. e s.m. geol. / miner. / vulc. 1721 (marbre granitelle) (TLF; GR: < it. ‹granitello› 1694).
granitell < fr. (OED) → granitelle