Delicate objects in gypseous alabaster can only be safely cleaned with benzol, or with pure oil of turpentine.
The gypseous variety is also bronzed and hardened in a similar way to that adopted for casts in the latter substance.
A warrior in armor with a gypseous pipe in his hand leans against a table and blows the smoke far away of himself.
In Cheshire and Lancashire the gypseous and saliferous red shales and loams of the Trias are between 1000 and 1500 feet thick.
But this is the case; we find those fissures filled both with calcareous, gypseous, and pyritous substances.
The traveller Pallas visited Illetzkaya in July 1769, and describes this gypseous hillock.
Valuable beds of gypseous marl exist in the vicinity of the Wachita, which admit of being worked to great advantage.