Petrology, Geochemistry and Geochronology of Volcanic Clasts Contained in Ordovician Strata in the Marathon Fold-Thrust Belt, West Texas
This project examines ancient volcanic boulders derived from the Laurentian shelf and contained in Ordovician off-shelf sediment gravity-flow deposits in the Marathon fold-thrust belt, West Texas. Thirty-six volcanic clasts up to 70 cm across were analyzed from the Lower Ordovician Marathon Formatio...
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| Format: | Others |
| Language: | en |
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Texas Christian University
2012
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| Online Access: | http://etd.tcu.edu/etdfiles/available/etd-07312012-134254/ |