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Federal
Electron Microprobe and 40Ar/39Ar data from the East Derby Shear Zone, Connecticut
Department of the Interior —
This data release includes electron microprobe and 40Ar/39Ar measurements collected at the U.S. Geological Survey for samples from the East Derby Shear Zone (EDSZ) in... -
Federal
Tephra geochemistry of the Ibex Hollow Tuff, a 12-Ma super-eruption
Department of the Interior —
This table contains geochemical data collected for tephra samples either correlated with or in the same section with the Ibex Hollow Tuff. Most samples were collected... -
Federal
Electron microprobe geochemistry of apatite crystals in the iron oxide-apatite ores of the Adirondack Mountains, New York, 2016-2017
Department of the Interior —
The iron oxide-apatite (IOA) deposits near Mineville in the Adirondack Mountains, New York, have been of interest for their rich magnetite ore since the mid-1700s but... -
Federal
Electron microprobe and 40Ar/39Ar isotopic data from muscovite in the Raft River detachment zone, Utah, USA
Department of the Interior —
This data release includes electron microprobe and 40Ar/39Ar data collected at the U.S. Geological Survey for samples from the Raft River metamorphic core complex in... -
Federal
Table of Electron Probe Microanalyses of Cassiterite from the Sullivan Pb-Zn-Ag Deposit, British Columbia
Department of the Interior —
This dataset contains results from electron microprobe analyses of cassiterite from the Sullivan Pb-Zn-Ag deposit, British Columbia. These data were collected from... -
Federal
Geochemical data supporting a comparison of apatite between regional magmatism and the Pea Ridge Iron Oxide-Apatite-Rare Earth Element (IOA-REE) and Boss Iron Oxide-Copper-Cobalt-Gold-REE Deposits (IOCG) deposits, southeastern Missouri, USA
Department of the Interior —
This data release presents high-spatial resolution geochemical analyses collected from Mesoproterozoic apatite crystals in igneous rocks from the St. Francois... -
Federal
Sulfide Electron Microprobe Analyses and Petrography of Mineralized Samples from the Stratabound Sheep Creek Sediment-Hosted Zn-Pb-Ag-Sn Prospect, and SHRIMP U–Pb Zircon Data for Metaigneous Rocks in the Bonnifield Mining District, Healy Quadrangle, Alaska
Department of the Interior —
This dataset contains 99 electron microprobe analyses of cassiterite, chalcopyrite, galena, pyrite, sphalerite, and tetrahedrite from seven Sheep Creek drill core... -
Federal
Electron microprobe analyses of hydrothermal muscovite crystals from gold-bearing quartz veins of the Klamath Mountains, California, 2014 and 2019 (ver. 1.1, June 2022)
Department of the Interior —
This data release provides geochemical results of in situ electron probe microanalyses of hydrothermal muscovite associated with gold-bearing quartz veins from the... -
Federal
40Ar/39Ar isotopic data and electron microprobe data from muscovite in the Sukari gold deposit, Egypt
Department of the Interior —
This data release includes electron microprobe and 40Ar/39Ar collected at the U.S. Geological Survey for samples from the Sukari gold deposit in the Eastern Desert of... -
Federal
Laser-ablation inductively-coupled-plasma mass spectrometry and electron probe microanalyses of pyrite and pyrrhotite in tailings and ores from volcanogenic massive sulfide and sedimentary-exhalative deposits
Department of the Interior —
Mine waste, including mill tailings, could host substantial critical mineral resources. Developing an understanding of the mineral hosts and occurrence of critical...