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Your search keyword '"Twelker, Evan"' showing total 7 results
7 results on '"Twelker, Evan"'

1. FIELD STATION LOCATIONS AND MAGNETIC SUSCEPTIBILITY DATA FOR THE CHENA--POGO AND MOUNT HARPER PROJECTS, BIG DELTA AND CIRCLE QUADRANGLES, ALASKA, COLLECTED JUNE-SEPTEMBER 2023.

Author

Gavel, Michelle M., Twelker, Evan, Wypych, Alicja, Naibert, Travis J., Newberry, Rainer J., Szumigala, David J., Wildland, Alec D., Barrera, Michael L., Biegel, Jenna N., Harvey, David A., Ketcham, Richard A., Muller, Isabella P., and Reagan, Sean P.

Subjects
*MAGNETIC susceptibility, *GEOPHYSICAL surveys, *GEOLOGICAL mapping, *GEOLOGICAL maps, *LOCATION data
Published
2023
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3. PRELIMINARY REPORT ON MINERAL OCCURRENCES IN THE TOK RIVER AREA, ALASKA.

Author

Twelker, Evan, Freeman, Larry K., Sicard, Karri R., and Busk, Alexandra C.

Subjects
*GEOPHYSICAL surveys, *RIVERS, *MINERAL processing, *MINES & mineral resources
Abstract

The article presents results of a preliminary report conducted by the State of Alaska, Department of Natural Resources, which explores the geological and geophysical survey on mineral occurrences at the Tok River Area in Alaska. A brief overview on the geophysical structure of the area is mentioned. It also notes on the Kennecott Exploration on surface exploration and drilling in 1997 and 1998.

Published
2016

4. FIELD STATION LOCATIONS AND MAGNETIC SUSCEPTIBILITY DATA COLLECTED IN 2019 FOR THE EASTERN TANACROSS PROJECT, TANACROSS AND NABESNA QUADRANGLES, ALASKA.

Author

Naibert, Travis J., Twelker, Evan, Wypych, Alicja, Athey, Jennifer E., Newberry, Rainer J., Lopez, Julian A., Regan, Sean P., Sicard, Karri R., Wildland, Alec D., and Wyatt, W. Chris

Subjects
*MAGNETIC susceptibility, *GEOLOGICAL surveys, *GEOLOGICAL mapping, *GEOPHYSICAL surveys, *MINES & mineral resources, *HYDROGEN as fuel
Published
2020

5. FIELD STATION LOCATIONS AND MAGNETIC SUSCEPTIBILITY DATA COLLECTED IN 2020-2021 FOR THE WESTERN TANACROSS PROJECT, TANACROSS AND EAGLE QUADRANGLES, ALASKA.

Author

Gavel, Michelle M., Wypych, Alicja, Naibert, Travis J., Avirett, Dylan F., Barrera, Michael L., Hubbard, Angie K., Newberry, Rainer J., Regan, Sean P., Twelker, Evan, Wildland, Alec D., and Wyatt, W. Chris

Subjects
*MAGNETIC susceptibility, *GEOLOGICAL maps, *METALLOGENY, *GEOPHYSICAL surveys, *ACQUISITION of data, *GEOLOGICAL mapping, *HYDROTHERMAL deposits
Published
2022
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6. FIELD STATION LOCATIONS AND MAGNETIC SUSCEPTIBILITY DATA COLLECTED IN 2021 FOR THE TAYLOR MOUNTAINPROJECT, TANACROSS AND EAGLE QUADRANGLES, ALASKA.

Author

Gavel, Michelle M., Wypych, Alicja, Naibert, Travis J., Avirett, Dylan F., Barrera, Michael L., Hubbard, Angie K., Newberry, Rainer J., Regan, Sean P., Twelker, Evan, Wildland, Alec D., and Chris Wyatt, W.

Subjects
*MAGNETIC susceptibility, *GEOLOGICAL maps, *METALLOGENY, *GEOPHYSICAL surveys, *ACQUISITION of data, *GEOLOGICAL mapping, *HYDROTHERMAL deposits
Published
2022
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7. MAJOR-OXIDE AND TRACE-ELEMENT GEOCHEMICAL DATA FROM ROCKS COLLECTED IN THE TOK RIVER AREA, TANACROSS A-5 AND A-6 QUADRANGLES, ALASKA IN 2016.

Author

Wypych, Alicja, Sicard, Karri R., Gillis, Robert J., Lande, Lauren L., Naibert, Travis J., Newberry, Rainer J., Twelker, Evan, Werdon, Melanie B., and Willingham, Amanda L.

Subjects
*GEOLOGICAL mapping, *GEOPHYSICAL surveys, *ROCK analysis, *FLUX (Metallurgy), *TRACE elements
Abstract

The article discusses the Division of Geological & Geophysical Surveys (DGGS) geochemical sampling project and geologic mapping in the Tok River area, Tanacross A-5 and A-6 quadrangles, Alaska in 2016. Topics including rock samples collection such as mineralized rock and igneous rock for trace-element geochemistry purposes, rock samples preparation by ALS Geochemistry, and sample type analysis using flux digestion and elemental tests.

Published
2016

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