black shale

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Black shale deposition and early diagenetic dolomite cementation during Oceanic Anoxic Event 1: The mid-Cretaceous Maracaibo Platform, northwestern South America
Daniel A. Petrash, Nur Gueneli, Jochen J. Brocks, José A. Méndez-Dot, Gabriela González-Arismendi, Simon W. Poulton and Kurt O. Konhauser

American Journal of Science September 2016, 316 (7) 669-711; DOI: https://doi.org/10.2475/07.2016.03
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The rise of fire: Fossil charcoal in late Devonian marine shales as an indicator of expanding terrestrial ecosystems, fire, and atmospheric change
Susan M. Rimmer, Sarah J. Hawkins, Andrew C. Scott and Walter L. Cressler

American Journal of Science October 2015, 315 (8) 713-733; DOI: https://doi.org/10.2475/08.2015.01
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Note on the geology of petroleum in Canada west
A. Winchell

American Journal of Science March 1866, s2-41 (122) 176-178; DOI: https://doi.org/10.2475/ajs.s2-41.122.176

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