magnesite
Mag"ne*site, n. Etym: [Cf. F. magnésite.] (Min.) Defn: Native magnesium carbonate occurring in white compact or granular masses, and also in rhombohedral crystals.
Mag"ne*site, n. Etym: [Cf. F. magnésite.] (Min.) Defn: Native magnesium carbonate occurring in white compact or granular masses, and also in rhombohedral crystals.