|
GIS-based identification of areas with mineral resource potential for six selected deposit groups, Bureau of Land Management Central Yukon Planning Area, Alaska
For each deposit group, a map indicates relative density and certainty of favorable data. Tables list datasets used in analysis, parameters queried, their contribution to mineral estimates and allow further user analysis. GIS files enable spatial query. |
Info |
|
Zirconium and Hafnium
Zirconium and hafnium are corrosion-resistant metals that are widely used in the chemical and nuclear industries. Most zirconium is consumed in the form of the main ore mineral zircon or as zirconium oxide or other zirconium chemicals. |
Info |
|
40Ar/39Ar Isotopic Data and Ages for Rocks from the Yukon-Tanana Upland of Eastern Alaska and the Northern Aleutian Range of South-Central Alaska
40Ar/39Ar isotopic data and ages for rocks from this area to support geological studies of the mineralization history of deposits in this area. Data are provided in CSV format. |
Info |
|
U-Pb Isotopic Data and Ages of Titanite and Detrital Zircon from Selected Rocks from the Western Alaska Range, Alaska
U-Pb isotopic data and associated ages of titanite from one sample and detrital zircon grains from 33 sedimentary and metasedimentary rocks collected from this area. Data are provided in CSV format. |
Info |
|
U-Pb Isotopic Data and Ages of Zircon and Titanite from Rocks from the Western Alaska Range, Northern Aleutian Range, Taylor Mountains, and Tikchik Mountains Regions, Alaska
U-Pb isotopic data and ages of zircon and titanite from igneous and metamorphic rocks collected from this area. Data are provided in CSV format. |
Info |
|
U-Pb Isotopic Data and Ages of Zircon and Titanite from Rocks from the Yukon-Tanana Upland, Alaska
Uranium-lead isotopic data and crystallization ages of zircon and titanite from igneous, metamorphic, and sedimentary rocks collected from this area for geochronologic analysis. Data are provided in CSV format. |
Info |
|
U-Pb Isotopic Data and Ages of Zircon from the Manzano Mountains, New Mexico
Uranium-lead isotopic data and the crystallization age of zircon from a metamorphic rock from this area for geochronologic analysis. Data are provided in CSV format. |
Info |
|
U-Pb and 40Ar/39Ar Geochronologic Data for Selected Rocks from the Western Alaska Range, Alaska
Isotopic data and ages for selected igneous bedrock samples collected in 2001 through 2003 from this area. Data are provided in CSV format. |
Info |
|
Fission Track Data and Ages of Apatite and U-Pb Isotopic Data and Ages of Igneous and Detrital Zircon from Selected Rocks from the Lake Clark and Lake Iliamna Region of South-Central Alaska
Geochronological data of apatite and zircon from igneous and sedimentary rocks in this area. Data are provided in CSV format. |
Info |
|
U-Pb Isotopic Data and Ages of Detrital Zircon from Selected Rocks from northern Yukon, Canada
Geochronological data for sedimentary and metasedimentary rocks in this area. Data are provided in CSV format. |
Info |
|
U-Pb Isotopic Data and Ages of Detrital Zircon from Selected Rocks from Southwestern Alaska and the Yukon-Tanana Upland and Environs of Eastern Interior Alaska and Eastern Yukon, Canada
Geochronology data obtained through radiometric dating of rocks in this area. Data are provided in CSV format. |
Info |
|
GIS-based identification of areas that have resource potential for critical minerals in six Selected Groups of Deposit Types in Alaska
Alaska has considerable potential for undiscovered mineral resources. This report evaluates potential for undiscovered critical minerals in Alaska. Critical minerals are those for which the United States imports more than half of its total supply and whic |
Info |
|
U-Pb Isotopic Data and Ages of Detrital Zircon Grains and Graptolite Fossil Data from Selected Rocks from the Western Alaska Range, Livengood area, and Seward Peninsula, Alaska - 2018
U-Pb isotopic data and associated ages of detrital zircon grains and fossil identifications and age assignments from a select sedimentary rocks in this area. Data are provided in CSV format. |
Info |
|
Focus areas for data acquisition for potential domestic resources of 11 critical minerals in Alaska—Aluminum, cobalt, graphite, lithium, niobium, platinum group elements, rare earth elements, tantalum, tin, titanium, and tungsten
Geographic areas within Alaska where deposits of certain critical mineral resources might be found. With state agencies and other organizations, USGS intends to conduct studies that will help locate critical mineral resources within these areas. |
Info |
|
U-Pb Isotopic Data and Ages of Detrital Zircon Grains, Whole Rock Major and Trace-element Geochemistry, and Whole Rock Isotopic Data from Selected Rocks from the Western Alaska Range, Medfra area, and Livengood area, Alaska
U-Pb isotopic data and associated ages, whole rock major and trace-element geochemistry, and whole rock Sr, Nd, and Pb isotopic data to understand history and process of formation of these rocks. Data are provided in CSV format. |
Info |
|
Alaska focus area definition for data acquisition for potential domestic sources of critical minerals in Alaska for antimony, barite, beryllium, chromium, fluorspar, hafnium, magnesium, manganese, uranium, vanadium, and zirconium
Phase 3 of the Earth Mapping Resources Initiative (Earth MRI) focuses on geologic belts that are favorable for hosting mineral systems that could contain the critical minerals antimony, barite, beryllium, chromium, fluorspar, hafnium, magnes |
Info |
|
Whole Rock Major and Trace Element Chemistry for Igneous and Metamorphic Rocks from the Yukon-Tanana Upland, Alaska
Whole-rock geochemistry data for 753 igneous and metamorphic rocks from this area. Data are provided in Microsoft Excel format. |
Info |
|
Whole Rock Major and Trace Element Chemistry for Igneous and Sedimentary Rocks from the Western Alaska Range, Alaska
Whole rock major and trace element data for 399 igneous and sedimentary rock samples collected from this area. Data are provided in CSV format. |
Info |
|
Detrital zircon geochronology of quartzose metasedimentary rocks from parautochthonous North America, east-central Alaska
We report eight new U-Pb detrital zircon ages for quartzose metasedimentary rocks from four lithotectonic units of parautochthonous North America in east-central Alaska: the Healy schist, Keevy Peak Formation, and Sheep Creek Member of the Totatlanika Sch |
Info |
|
Whole Rock Major and Trace Element Chemistry for Igneous Rocks from Tyonek, Lime Hills, Talkeetna, McGrath, and Lake Clark Quadrangles, Western Alaska Range, Alaska
This data release contains whole rock major and trace element data for 69 igneous rock samples collected from this area. Data are provided in CSV format. |
Info |
|
U-Pb Ages, Hafnium Isotope Ratios, and Trace Element Concentrations by Laser-ablation Split Stream (LASS) Analysis of Igneous and Metamorphic Zircons from the Yukon-Tanana Upland, Eastern Alaska
U-Pb isotopic data and ages, Hf isotope data, and trace element concentrations of zircon from igneous rocks collected from this area. Data are provided in CSV format. |
Info |
|
GIS and data tables for focus areas for potential domestic nonfuel sources of rare earth elements
Locations of focus areas to be used for planning and collection of geophysical, geological, and topographic (lidar) data pertaining to the study of rare earth element resources in the US. |
Info |