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Middle Styx Geophysical Survey

The Middle Styx geophysical survey is located about 150 kilometers northwest of Anchorage, Alaska in the upper South Fork of the Kuskokwim River drainage and south of Rainy Pass in south-central Alaska. The survey is in or near the Yentna, Redoubt, and McGrath mining districts. Frequency domain electromagnetic, magnetic, and radiometric data were collected with the DIGHEMV system from September 12th to November 3rd, 2012 and June 29th to September 27th, 2013. A total of 1154.9 line kilometers were collected covering 406.38 square kilometers. Line spacing was 400 meters (m). Data were collected 30 m above the ground surface from a helicopter towed sensor platform ('bird') on a 30 m long line.

Available Data Metadata Overview
File Name Data File Format File Size Info
Download gpr2019_010_middlestyx_2012_vector_data Vector data 147.9 M Read me
Download gpr2019_010_middlestyx_2012_maps_prn_format Plot files 126.7 M Read me
Download gpr2019_010_middlestyx_2012_databases_geosoft Linedata Geosoft format database 125.0 M Read me
Download gpr2019_010_middlestyx_2012_images_registered Image files 5.9 M Read me
Download gpr2019_010_middlestyx_2012_grids_geosoft Gridded data Geosoft format 44.6 M Read me
Download gpr2019_010_middlestyx_2012_grids_ermapper Gridded data ER Mapper 44.5 M Read me
Download gpr2019_010_middlestyx_2012_kmz Google Earth files 32.1 M Read me
Download gpr2019_010_middlestyx_2012_documents Adobe PDF files 31.6 M Read me
Download gpr2019_010_middlestyx_2012_maps_pdf_format Adobe PDF files 392.7 M Read me
Download gpr2019_010_middlestyx_2012_profiles_stacked Adobe PDF files 66.5 M Read me
Download gpr2019_010_middlestyx_2012_ascii_data ASCII tabular files 94.7 M Read me

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