SHRIMP U-Pb geochronologic data for zircon and titanite from Mesoproterozoic rocks of the St. Francois Mountains terrane, southeast Missouri, U.S.A.
Dates
Publication Date
2021-02-17
Time Period
2021
Citation
Aleinikoff, J.N., 2021, SHRIMP U-Pb geochronologic data for zircon and titanite from Mesoproterozoic rocks of the St. Francois Mountains terrane, southeast Missouri, U.S.A.: U.S. Geological Survey data release, https://doi.org/10.5066/P95Q3QC4.
Summary
These data are for a regional geochronologic study of Mesoproterozoic rocks in the St. Francois Mountains, southeast Missouri. Zircon, plus one sample of titanite, from fifty samples of metaigneous rocks were dated by sensitive high resolution ion microprobe (SHRIMP).
Summary
These data are for a regional geochronologic study of Mesoproterozoic rocks in the St. Francois Mountains, southeast Missouri. Zircon, plus one sample of titanite, from fifty samples of metaigneous rocks were dated by sensitive high resolution ion microprobe (SHRIMP).
USGS_SHRIMP_StFrancoisMtns_SampleLocs.CPG “ArcGIS shapefile of sample locations”
5 Bytes
USGS_SHRIMP_StFrancoisMtns_SampleLocs.dbf “ArcGIS shapefile of sample locations”
27.78 KB
USGS_SHRIMP_StFrancoisMtns_SampleLocs.prj “ArcGIS shapefile of sample locations”
145 Bytes
USGS_SHRIMP_StFrancoisMtns_SampleLocs.sbn “ArcGIS shapefile of sample locations”
604 Bytes
USGS_SHRIMP_StFrancoisMtns_SampleLocs.sbx “ArcGIS shapefile of sample locations”
156 Bytes
USGS_SHRIMP_StFrancoisMtns_SampleLocs.shp “ArcGIS shapefile of sample locations”
1.44 KB
USGS_SHRIMP_StFrancoisMtns_SampleLocs.shx “ArcGIS shapefile of sample locations”
492 Bytes
Related External Resources
Type: Related Primary Publication
du Bray, E.A., Aleinikoff, J.N., and Day, W.C., 2021, Petrology and geochronology of 1.48 to 1.45 Ga igneous rocks in the St. Francois Mountains terrane, Southeast Missouri: U.S. Geological Survey Professional Paper 1866, 100 p.
This comprehensive regional study provides age data for Mesoproterozoic rocks of southeast Missouri. These data are useful for many subsequent studies, including regional geophysics, tectonics, and iron ore deposits. These data are shared to meet open data requirements.
Preview Image
Granite, Castor River Shut-Ins; Fort Davidson cannons; volcanic rocks Pilot Knob