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Helicopter magnetic and gravity gradiometry survey over the Pea Ridge iron mine and surrounding area, southeast Missouri, 2014
High resolution magnetic and gravity gradient data were collected in this area centered on the Pea Ridge iron oxide-apatite rare-earth element deposit. Flight lines spacing was 400 m, nominal flight height above terrain was 80 m. Includes flight line data for the gravity gradiometry survey and a report describing the survey parameters, field operations, quality control and data reduction procedures. Data are provided in CSV format. |
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In situ U-Pb dating of apatite and rutile from St. Francois Mountains IOA and IOCG deposits, southeast Missouri
Age dating of apatite and rutile samples from the iron oxide-apatite-rare earth element and iron oxide-copper-gold deposits hosted by the Mesoproterozoic rocks in this area. Data are provided in Microsoft Excel and CSV formats. |
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SHRIMP U-Pb geochronologic data for zircon and titanite from Mesoproterozoic rocks of the St. Francois Mountains terrane, southeast Missouri, U.S.A.
Data for a geochronologic study of Mesoproterozoic rocks in this area. Zircon, plus one sample of titanite, from fifty samples of metaigneous rocks were dated by sensitive high resolution ion microprobe (SHRIMP). Data are provided in Microsoft Excel and CSV formats. |
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