Artificial intelligent assistant

rock-built

ˈrock-built, a.
  [rock n.1]
  Constructed of, built with or upon, rocks.

1777 Potter æschylus, Prometheus 28 Arabia's martial race..Thro' all their rock-built cities moan. 1797 The College 11 And rears her rock-built Tuscan piles on high. 1818 Byron Ch. Har. iv. clxxxi, The armaments which thunderstrike the walls Of rock-built cities. 1840 Carlyle Heroes i. 11 This green, flowery, rock-built earth.

Oxford English Dictionary

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