NGDB concentrate from sediment sample C301930 (stream/river)

Lab IDC301930
Field ID06TA1033C
Job IDMRP08273
Sample submitterBailey, Elizabeth A.
Date collected07/13/2006
Date submitted8/24/2007
Project nameGeologic and mineral deposit data for Alaska
CountryUnited States
Latitude (WGS84)60.47767962
Longitude (WGS84)-158.31760469
Original datumNAD27
Original latitude60.4784
Original longitude-158.31529
Location precision1 second
Sampling depthSurface (0-25 cm)
Description of locationTA B-7
Sample sourcestream/river
Collection methodcomposite
Primary media typesediment
Secondary media typeconcentrate
Notes on sample1 small, flat flake Au; possible earthy-colored HgS
Sample preparation methodpanned; sieved; bromoform separation; electromagnetic separation
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Geologic map unit-158.31760469, 60.47767962
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