AGDB2 concentrate sample CHA496

(panned, C3 fraction)

Field Value
Lab ID CHA496
Field ID 3234
Job ID 12863
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 64.02472
Geographic longitude -148.54417
loc_desc Totatlanika Ck, Jackson Mining
Sample source stream sediment
Collection method grab/single
Primary media type concentrate
Secondary media type panned
Sample media name C3 fraction
Precursor rock placer
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 CHA496
Arsenopyrite present
Pyrite 70%
Optical mineralogy comments Tripp entered 2X
(click for info)
Geologic map unit -148.54417, 64.02472
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 0.07 percent by weight ES_SQ
Calcium 0.2 percent by weight ES_SQ
Titanium 2.11 percent by weight ES_SQ
Vanadium 70 parts per million by weight ES_SQ
Chromium 500 parts per million by weight ES_SQ
Manganese 0.03 percent by weight ES_SQ
Iron 15 percent by weight ES_SQ
Cobalt 70 parts per million by weight ES_SQ
Nickel 100 parts per million by weight ES_SQ
Copper 500 parts per million by weight ES_SQ
Zinc <500 parts per million by weight ES_SQ
Arsenic 7000 parts per million by weight ES_SQ
Strontium 2000 parts per million by weight ES_SQ
Yttrium 500 parts per million by weight ES_SQ
Zirconium 2000.11 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
Ruthenium 0.02 parts per million by weight FA_ES
Rhodium 0.01 parts per million by weight FA_ES
Palladium 0.003 parts per million by weight FA_ES
Silver 10 parts per million by weight ES_SQ
Cadmium <50 parts per million by weight ES_SQ
Tin 1000 parts per million by weight ES_SQ
Antimony <200 parts per million by weight ES_SQ
Barium 10000.11 parts per million by weight ES_SQ
Lanthanum 2000 parts per million by weight ES_SQ
Tungsten <100 parts per million by weight ES_SQ
Osmium 0.25 parts per million by weight FA_ES
Iridium 0.5 parts per million by weight FA_ES
Platinum 0.07 parts per million by weight FA_ES
Gold <20 parts per million by weight ES_SQ
Lead 5000 parts per million by weight ES_SQ
Bismuth 50 parts per million by weight ES_SQ
Thorium 200 parts per million by weight ES_SQ
splwtfa 5 grams GV
Element Value Units Technique Digestion Decomposition Laboratory
Beryllium N2 ppm ES T semi-quant 6-step ES USGS-BEG
Boron 20 ppm ES T semi-quant 6-step ES USGS-BEG
Magnesium 0.07 pct ES T semi-quant 6-step ES USGS-BEG
Calcium 0.2 pct ES T semi-quant 6-step ES USGS-BEG
Titanium G2 pct ES T semi-quant 6-step ES USGS-BEG
Vanadium 70 ppm ES T semi-quant 6-step ES USGS-BEG
Chromium 500 ppm ES T semi-quant 6-step ES USGS-BEG
Manganese 0.03 pct ES T semi-quant 6-step ES USGS-BEG
Iron 15 pct ES T semi-quant 6-step ES USGS-BEG
Cobalt 70 ppm ES T semi-quant 6-step ES USGS-BEG
Nickel 100 ppm ES T semi-quant 6-step ES USGS-BEG
Copper 500 ppm ES T semi-quant 6-step ES USGS-BEG
Zinc N500 ppm ES T semi-quant 6-step ES USGS-BEG
Arsenic 7000 ppm ES T semi-quant 6-step ES USGS-BEG
Strontium 2000 ppm ES T semi-quant 6-step ES USGS-BEG
Yttrium 500 ppm ES T semi-quant 6-step ES USGS-BEG
Zirconium G2000 ppm ES T semi-quant 6-step ES USGS-BEG
Niobium 50 ppm ES T semi-quant 6-step ES USGS-BEG
Molybdenum N10 ppm ES T semi-quant 6-step ES USGS-BEG
Ruthenium 0.02 ppm FA T PbO fire assay, ES USGS-BGC
Rhodium 0.015 ppm FA T PbO fire assay, ES USGS-BGC
Palladium 0.003 ppm FA T PbO fire assay, ES USGS-BGC
Silver 10 ppm ES T semi-quant 6-step ES USGS-BEG
Cadmium N50 ppm ES T semi-quant 6-step ES USGS-BEG
Tin 1000 ppm ES T semi-quant 6-step ES USGS-BEG
Antimony N200 ppm ES T semi-quant 6-step ES USGS-BEG
Barium G10000 ppm ES T semi-quant 6-step ES USGS-BEG
Lanthanum 2000 ppm ES T semi-quant 6-step ES USGS-BEG
Tungsten N100 ppm ES T semi-quant 6-step ES USGS-BEG
Osmium 0.25 ppm FA T PbO fire assay, ES USGS-BGC
Iridium 0.5 ppm FA T PbO fire assay, ES USGS-BGC
Platinum 0.07 ppm FA T PbO fire assay, ES USGS-BGC
Gold N20 ppm ES T semi-quant 6-step ES USGS-BEG
Lead 5000 ppm ES T semi-quant 6-step ES USGS-BEG
Bismuth 50 ppm ES T semi-quant 6-step ES USGS-BEG
Thorium 200 ppm ES T semi-quant 6-step ES USGS-BEG
SplWtFA 5 g GV T USGS-BEG