State of Alaska Alaska | Natural Resources DNR | Geological & Geophysical Surveys DGGS | Geochemistry Geochem

Sample Detail

Sample Number FBX82-D1_152
Project Fairbanks 1980s

Sample Documentation

Analyses [Download All]

Reference Number BC121-2843
Reference Date 1981-10-07
Citation AOF 164
Laboratory Bondar-Clegg
Laboratory Number L2518
Description Sediment samples were sieved to -80 mesh. Rock samples were crushed, pulverized and sieved to -100 mesh. 195 samples were analyzed for tungsten using Colorimetric methods after carbonate sintering 54 samples were analyzed for mercury using Cold Vapor Atomic Absorption after HCl:HNO3 (3:1) acid digestion. 146 samples were analyzed for arsenic using Colorimetric methods after nitric perchloric acid digestion. The results published in AOF164 and 165 have numerous mistakes. The results listed here have been corrected using the original geochemical reports.
Sample Type pan concentrate

Reference Number ADGGS196/141
Reference Date 1981-08-24
Citation AOF 164
Laboratory Alaska Division of Geological & Geophysical Surveys - Wiltse, Milton A.
Laboratory Number L3113
Description Sample preparation was not documented. 4 samples were analyzed for gold, silver and antimony using Atomic Absorption Spectroscopy.
Sample Type pan concentrate

Reference Number BC421-2843
Reference Date 1981-11-11
Citation AOF 165
Laboratory Bondar-Clegg
Laboratory Number L3134
Description Samples were analyzed as received. 81 samples were analyzed for tin using X-ray Fluorescence.
Sample Type pan concentrate