Found 24 datasets matching "EPMA".
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This data dictionary describes most of the possible output options given in the Probe for EPMA software package developed by Probe Software. Examples of the data output options include sample...
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In situ geochemical data were obtained for pyrite crystals and native gold from two distinct vein sets in the Grass Valley gold district, California. Samples of the N-S (north-south-trending)...
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This data release includes geochemical, x-ray diffraction mineralogical, and electron probe microanalysis (EPMA) data on rocks, soils, and sediments collected near the Orange Hill and Bond Creek...
Search relevance: 48.78 | Views last month: 0 -
These data comprise chemical analyses in weight percent of oxides, as well as chlorine and fluorine, conducted using a JEOL JXA-8900 electron microprobe analyzer (EPMA) on amphiboles, pyroxenes,...
Search relevance: 43.65 | Views last month: 0 -
This data release contains selected results of whole-rock and glass analyses of lava samples collected during the 2018 eruption of Kilauea’s lower East Rift Zone (LERZ). Included are sampling-site...
Search relevance: 40.86 | Views last month: 2 -
A limited suite of samples for the 2020–2023 Kīlauea eruptions within Kaluapele (the summit caldera) were collected by the U.S. Geological Survey’s Hawaiian Volcano Observatory (HVO) field teams...
Search relevance: 39.96 | Views last month: 1 -
The table contains oxide and cation compositions of pyroxene grains from drill core in the Duluth Complex. The oxides were determined by electron probe microanalysis (EPMA) and are reported in...
Search relevance: 38.95 | Views last month: 1 -
The table contains oxide and cation compositions of feldspar grains from drill core of the Duluth Complex. The oxides were determined by electron probe microanalysis (EPMA) and are are reported in...
Search relevance: 35.54 | Views last month: 0 -
The table contains oxide and cation compositions of olivine grains from drill core of the Duluth Complex, Minnesota. The oxides were determined by electron probe microanalysis (EPMA) and are...
Search relevance: 33.38 | Views last month: 0 -
Famatinite is a mineral with nominal chemical formula Cu3SbS4. This electron excited X-ray data set was collected from a natural flat-polished sample and the surrounding silicate mineral. Live...
Search relevance: 33.00 | Views last month: 0 -
SEM/EDS hyperspectral image dataset from the Murphy Meteorite The Murphy Meteorite (see https://www.mindat.org/locentry-787574.html) was discovered in Murphy, Cherokee Co., North Carolina, USA in...
Search relevance: 32.17 | Views last month: 2 -
An energy dispersive electron excited X-ray hyperspectral data set collected from a Mn deep sea nodule. Live time (per pixel): 0.72*4.0*18.0*3600.0/(1024*1024) # 18.0 hours on 4 detectors Energy...
Search relevance: 31.79 | Views last month: 0 -
This dataset contains major and trace element compositions for a sample of basalt recovered from Rangitoto Island, New Zealand. Both bulk rock and microanalytical observations are made and...
Search relevance: 31.76 | Views last month: 2 -
A library implementing basic matrix correction algorithms, iteration algorithms and other quantitative correction algorithms related to estimating the composition from X-ray intensity data. ...
Search relevance: 31.42 | Views last month: 0 -
SEM/EDS hyperspectral data set from platinum group mineral ore embedded in epoxy Live time/pixel: 4.0*1.3*3600.0/(512*512) # 1.3 hours on 4 detectors Energy scale: 10 eV/ch and 0.0 eV offset...
Search relevance: 31.03 | Views last month: 2 -
NeXLSpectrum is a collection of tools for reading, writing and processing X-ray spectra. It includes methods to read common spectrum and hyperspectrum formats, extract spectral data, plot the...
Search relevance: 29.61 | Views last month: 0 -
Kilauea volcano (Hawaii, USA) is a shield volcano that exhibits both effusive and explosive eruptive activity. Although Kilauea has been predominantly built through effusive eruptions, explosive...
Search relevance: 27.46 | Views last month: 2 -
This dataset contains results from electron microprobe analyses of cassiterite from the Sullivan Pb-Zn-Ag deposit, British Columbia. These data were collected from two samples and may not reflect...
Search relevance: 26.06 | Views last month: 0 -
Conventional methods of assessing organic matter (OM) thermal maturity have limitations and often fail to reflect the geochemical heterogeneity between individual organic phases in mudstone...
Search relevance: 25.21 | Views last month: 0 -
The genetic origin of many gold deposits, including Pogo in Alaska, remains controversial with questions as to whether they formed due to magmatic-hydrothermal or metamorphic-hydrothermal fluids. ...
Search relevance: 24.20 | Views last month: 0
