echelon faults

echelon faults

[′esh·ə‚län ‚fȯls]
(geology)
Separate, parallel faults having steplike trends.
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References in periodicals archive ?
Three of the faults, known as en echelon faults, were parallel but offset from each other, while the fourth fault was perpendicular to and crossed the first.
Geological mapping in the foothills of the Rychleby Mountains (between the Bila Voda, Javornik ve Slezsku, Vapenna, and Dolni Lipova villages) has shown the Sudetic Marginal Fault to be a zone of parallel en echelon faults 4 km in width.