Fer Oligiste is a mineralogical term applied to a variety of anhydrous red oxide of iron, , otherwise called Speular Iron Ore. See IRON.
Fer Oligiste
Chambers's Encyclopaedia, Volume 4: Dionysius to Friction, p. 591
Source scan(s): p. 0606
Fer Oligiste is a mineralogical term applied to a variety of anhydrous red oxide of iron, , otherwise called Speular Iron Ore. See IRON.