Valuable beds of gypseous marl exist in the vicinity of the Wachita, which admit of being worked to great advantage.
Norman's New Orleans and Environs|B. M. Norman
Delicate objects in gypseous alabaster can only be safely cleaned with benzol, or with pure oil of turpentine.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I|Arnold Cooley
But this is the case; we find those fissures filled both with calcareous, gypseous, and pyritous substances.
Theory of the Earth, Volume 1 (of 4)|James Hutton
A warrior in armor with a gypseous pipe in his hand leans against a table and blows the smoke far away of himself.
A Tramp Abroad, Complete|Mark Twain (Samuel Clemens)
The traveller Pallas visited Illetzkaya in July 1769, and describes this gypseous hillock.
Ice-Caves of France and Switzerland|George Forrest Browne