asphaltic

adjective2

1. •
   Resembling, containing, or relating to asphalt or bitumen.

   • Hears the hoarse bittern, where Gomorrah stood — 1789
2. •
   (no longer used) Of or relating to the Dead Sea (salt lake between Jordan and Israel).

   • As Sodomes Apples, neere th’Asphalticke lake, Of specious shew, yet touch’t, to ashes turning, So are sinnes poysons sweete, yet bane to take — 1619