basaltine

From basalt +‎ -ine.

basaltine (comparative more basaltine, superlative most basaltine)

1. (obsolete) Consisting of, or resembling, basalt.
   • 1786, Richard Payne Knight, On the Worship of Priapus, section X:

     In this character she is represented by a small basaltine figure, of Egyptian sculpture, at Strawberry Hill, which is covered over with symbols of various kinds from top to bottom.

• absential, stainable, albanites, Ainstable, banalsite, betalains