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Adj.1.seismal - subject to or caused by an earthquake or earth vibration
unstable - lacking stability or fixity or firmness; "unstable political conditions"; "the tower proved to be unstable in the high wind"; "an unstable world economy"
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Therefore, from a macroscopic view, the ASR technique can well be applied to the in-situ stress measurerment of cores deep in seismal fracture zones, serving as an important supplement to other methods.
Nietzsche, perpetuellement seismal, cadastre tout notre territoire agonistique.
The ADW is described as a smart mine system using seismal, acoustic and infrared sensors.