Conodont and petrographic information to support 1:24,000-scale geologic mapping of the Cambrian and Ordovician rocks of the southern Lake Champlain valley
July 13, 2026
Conodonts were collected in the southern Lake Champlain valley to aid in identifying lithostratigraphic units, determining biostratigraphic zonations, and correlating to other regions. The conodonts were identified by experts in Cambrian and Ordovician micropaleontology. Microslides/thin sections were made of different lithostraphigraphic units of the southern Lake Champlain valley to develop a microfacies model to understand paleoenvironments that made up the Cambrian and Ordovician of this region. Thin-sections were described by experts in sedimentary and carbonate petrology.
Citation Information
| Publication Year | 2026 |
|---|---|
| Title | Conodont and petrographic information to support 1:24,000-scale geologic mapping of the Cambrian and Ordovician rocks of the southern Lake Champlain valley |
| DOI | 10.5066/P1IFLU79 |
| Authors | Randall C Orndorff, Mercer Parker, Stephen A Leslie, John E Repetski, John T Haynes |
| Product Type | Data Release |
| Record Source | USGS Asset Identifier Service (AIS) |
| USGS Organization | Florence Bascom Geoscience Center |
| Rights | This work is marked with CC0 1.0 Universal |
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Cambrian and Ordovician stratigraphy, conodont biostratigraphy, and microfacies analysis to support 1:24,000-scale geologic mapping of the southern Lake Champlain valley, New York and Vermont Cambrian and Ordovician stratigraphy, conodont biostratigraphy, and microfacies analysis to support 1:24,000-scale geologic mapping of the southern Lake Champlain valley, New York and Vermont
Authors
Randall C. Orndorff, Mercer Parker, Stephen A. Leslie, John E. Repetski, John T. Haynes
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Cambrian and Ordovician stratigraphy, conodont biostratigraphy, and microfacies analysis to support 1:24,000-scale geologic mapping of the southern Lake Champlain valley, New York and Vermont Cambrian and Ordovician stratigraphy, conodont biostratigraphy, and microfacies analysis to support 1:24,000-scale geologic mapping of the southern Lake Champlain valley, New York and Vermont
Authors
Randall C. Orndorff, Mercer Parker, Stephen A. Leslie, John E. Repetski, John T. Haynes