interference ripples

{{Multiple issues|{{technical|date=March 2016}}

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Interference ripples are a type of sedimentary structure{{cite web|url=https://www.uwgb.edu/dutchs/EarthSC202Slides/sroxslid.htm |title=Physical Geology Slides-Sedimentary Rocks |publisher=Uwgb.edu |date= |accessdate=2016-03-19}} made up of two sets of ripples formed at right-angles to each other as a result of there being two dominant paleocurrents. These ripples may be formed in the beds of intermittent streams.{{cite journal|author=M. Dane Picard and Lee R. High |url=http://jsedres.geoscienceworld.org/content/40/2/708.abstract |title=Interference ripple marks formed by ephemeral streams |journal=Journal of Sedimentary Research |publisher=Jsedres.geoscienceworld.org |date=1970-06-01 |volume=40 |issue=2 |pages=708–711 |doi=10.1306/74D7201D-2B21-11D7-8648000102C1865D |bibcode=1970JSedR..40..708P |accessdate=2016-03-19|url-access=subscription }}