https doi org 10 1130 g49833 1 manuscript received 12 august 2021 revised manuscript received 1 november 2021 manuscript accepted 19 january 2022 2022 geological society of america for permission ...
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...Https doi org g manuscript received august revised november accepted january geological society of america for permission to copy contact editing geosociety published online march re os geochronology the cambrian spice event insights into euxinia and enhanced continental weathering from radiogenic isotopes alan d rooney alexie e millikin per ahlberg department earth planetary sciences yale university new haven connecticut usa geology geobiosphere science centre lund solvegatan se sweden abstract er co levels due increased flux volcanic late steptoean positive carbon isotope excursion represents a or methanogenic sources higher temperatures major perturbation global cycle was associated with trilobite extinctions resulted in elevated expansion anoxic euxinic water masses during episodes eustatic sea level nutrient fluxes oceans under an change we present age together nd stratigraphy ma hydrological mesozoic oaes have been jor trace element data alum shale formation scania tied tectonic ...