AGDB2 concentrate sample CHA569

(panned, C3 fraction)

Field Value
Lab ID CHA569
Field ID 3128A
Job ID 12869
Sample submitter Cathrall, John B., Antweiler, John C., and Tripp, Richard B.
Project name Alaska Gold Deposits
Date submitted 3/5/1985 0:00:00
Country United States
State AK
Map quadrangle Fairbanks
Geographic latitude 64.86444
Geographic longitude -147.98639
loc_desc Ryan Lode
Sample source stream sediment
Collection method grab/single
Primary media type concentrate
Secondary media type panned
Sample media name C3 fraction
Sample preparation method -30 HMC, bromoform @ 2.85 SG, modified Frantz ~ 0.7 amp w 5° slope & 10° tilt
Sieve size -30 mesh
Lab ID CHA569
Arsenopyrite present
Gold present
Pyrite 70%
(click for info)
Geologic map unit -147.98639, 64.86444
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
Beryllium <2 parts per million by weight ES_SQ
Boron <20 parts per million by weight ES_SQ
Magnesium <0.05 percent by weight ES_SQ
Calcium <0.1 percent by weight ES_SQ
Scandium <10 parts per million by weight ES_SQ
Titanium 0.05 percent by weight ES_SQ
Vanadium 100 parts per million by weight ES_SQ
Chromium <20 parts per million by weight ES_SQ
Manganese 0.002 percent by weight ES_SQ
Iron 10 percent by weight ES_SQ
Cobalt 30 parts per million by weight ES_SQ
Nickel 20 parts per million by weight ES_SQ
Copper 50 parts per million by weight ES_SQ
Zinc <500 parts per million by weight ES_SQ
Arsenic 20000.11 parts per million by weight ES_SQ
Strontium <200 parts per million by weight ES_SQ
Yttrium <20 parts per million by weight ES_SQ
Zirconium <20 parts per million by weight ES_SQ
Niobium <50 parts per million by weight ES_SQ
Molybdenum <10 parts per million by weight ES_SQ
Rhodium <0.001 parts per million by weight FA_ES
Palladium <0.001 parts per million by weight FA_ES
Silver 150 parts per million by weight ES_SQ
Cadmium <50 parts per million by weight ES_SQ
Tin 700 parts per million by weight ES_SQ
Antimony 700 parts per million by weight ES_SQ
Barium 100 parts per million by weight ES_SQ
Lanthanum <50 parts per million by weight ES_SQ
Tungsten <100 parts per million by weight ES_SQ
Osmium <0.003 parts per million by weight FA_ES
Irridium <0.001 parts per million by weight FA_ES
Platinum 0.001 parts per million by weight FA_ES
Gold 1000 parts per million by weight ES_SQ
Lead 50 parts per million by weight ES_SQ
Bismuth <20 parts per million by weight ES_SQ
Thorium <200 parts per million by weight ES_SQ
splwtfa 10 grams GV
Element Value Units Technique Digestion Decomposition Laboratory
Beryllium N2 ppm ES T semi-quant 6-step ES USGS-BEG
Boron N20 ppm ES T semi-quant 6-step ES USGS-BEG
Magnesium L0.05 pct ES T semi-quant 6-step ES USGS-BEG
Calcium L0.1 pct ES T semi-quant 6-step ES USGS-BEG
Scandium N10 ppm ES T semi-quant 6-step ES USGS-BEG
Titanium 0.05 pct ES T semi-quant 6-step ES USGS-BEG
Vanadium 100 ppm ES T semi-quant 6-step ES USGS-BEG
Chromium N20 ppm ES T semi-quant 6-step ES USGS-BEG
Manganese 0.002 pct ES T semi-quant 6-step ES USGS-BEG
Iron 10 pct ES T semi-quant 6-step ES USGS-BEG
Cobalt 30 ppm ES T semi-quant 6-step ES USGS-BEG
Nickel 20 ppm ES T semi-quant 6-step ES USGS-BEG
Copper 50 ppm ES T semi-quant 6-step ES USGS-BEG
Zinc N500 ppm ES T semi-quant 6-step ES USGS-BEG
Arsenic G20000 ppm ES T semi-quant 6-step ES USGS-BEG
Strontium N200 ppm ES T semi-quant 6-step ES USGS-BEG
Yttrium N20 ppm ES T semi-quant 6-step ES USGS-BEG
Zirconium N20 ppm ES T semi-quant 6-step ES USGS-BEG
Niobium N50 ppm ES T semi-quant 6-step ES USGS-BEG
Molybdenum N10 ppm ES T semi-quant 6-step ES USGS-BEG
Rhodium L0.001 ppm FA T PbO fire assay, ES USGS-BGC
Palladium L0.001 ppm FA T PbO fire assay, ES USGS-BGC
Silver 150 ppm ES T semi-quant 6-step ES USGS-BEG
Cadmium N50 ppm ES T semi-quant 6-step ES USGS-BEG
Tin 700 ppm ES T semi-quant 6-step ES USGS-BEG
Antimony 700 ppm ES T semi-quant 6-step ES USGS-BEG
Barium 100 ppm ES T semi-quant 6-step ES USGS-BEG
Lanthanum N50 ppm ES T semi-quant 6-step ES USGS-BEG
Tungsten N100 ppm ES T semi-quant 6-step ES USGS-BEG
Osmium L0.003 ppm FA T PbO fire assay, ES USGS-BGC
Irridium L0.001 ppm FA T PbO fire assay, ES USGS-BGC
Platinum 0.001 ppm FA T PbO fire assay, ES USGS-BGC
Gold 1000 ppm ES T semi-quant 6-step ES USGS-BEG
Lead 50 ppm ES T semi-quant 6-step ES USGS-BEG
Bismuth N20 ppm ES T semi-quant 6-step ES USGS-BEG
Thorium N200 ppm ES T semi-quant 6-step ES USGS-BEG
SplWtFA 10 g GV T USGS-BEG