1607 R. C. tr. H. Estienne To Rdr. sig. A2, Those tartarean woods, and sulphurean lakes.
c1620 T. Robinson (1899) i. xc. 758 Though vnto ye poyson'd lake shee went, Vncapable shee was of ye sulphurean sent.
1632 W. Lithgow i. 21 The Sulphurean mountaine.