| Field | Value |
|---|---|
| Lab ID | CHA454 |
| Field ID | 3214 |
| 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 | Livengood |
| Geographic latitude | 65.47389 |
| Geographic longitude | -149.99278 |
| loc_desc | Hunter Ck, Losonsky |
| 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 | CHA454 |
| Arsenopyrite | present |
| Gold | abundant |
| Barite | present |
| Cassiterite | present |
| Cinnabar | present |
| Galena | present |
| Pyrite | 40% |
| Scheelite | present |
| Rock forming mineral comments | 50% SRP |
| (click for info) | |
| Geologic map unit | -149.99278, 65.47389 |
| 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 | 30 | parts per million by weight | ES_SQ |
| Magnesium | 1 | percent by weight | ES_SQ |
| Calcium | 1.5 | percent by weight | ES_SQ |
| Titanium | 1.5 | percent by weight | ES_SQ |
| Vanadium | 300 | parts per million by weight | ES_SQ |
| Chromium | 1500 | parts per million by weight | ES_SQ |
| Manganese | 0.07 | 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 | 300 | parts per million by weight | ES_SQ |
| Zinc | <500 | parts per million by weight | ES_SQ |
| Arsenic | 2000 | parts per million by weight | ES_SQ |
| Strontium | 1000 | parts per million by weight | ES_SQ |
| Yttrium | 200 | 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 | 50 | parts per million by weight | ES_SQ |
| Silver | 500 | parts per million by weight | ES_SQ |
| Cadmium | <50 | parts per million by weight | ES_SQ |
| Tin | 2000.11 | parts per million by weight | ES_SQ |
| Antimony | <200 | parts per million by weight | ES_SQ |
| Barium | 50000 | parts per million by weight | ES_SQ |
| Lanthanum | 2000.11 | parts per million by weight | ES_SQ |
| Tungsten | 150 | parts per million by weight | ES_SQ |
| Gold | 1000.11 | parts per million by weight | ES_SQ |
| Lead | 5000 | 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 |
| Element | Value | Units | Technique | Digestion | Decomposition | Laboratory |
|---|---|---|---|---|---|---|
| Beryllium | N2 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Boron | 30 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Magnesium | 1 | pct | ES | T | semi-quant 6-step ES | USGS-BEG |
| Calcium | 1.5 | pct | ES | T | semi-quant 6-step ES | USGS-BEG |
| Titanium | 1.5 | pct | ES | T | semi-quant 6-step ES | USGS-BEG |
| Vanadium | 300 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Chromium | 1500 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Manganese | 0.07 | 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 | 300 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Zinc | N500 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Arsenic | 2000 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Strontium | 1000 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Yttrium | 200 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Zirconium | G2000 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Niobium | N50 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Molybdenum | 50 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Silver | 500 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Cadmium | N50 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Tin | G2000 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Antimony | N200 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Barium | 50000 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Lanthanum | G2000 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Tungsten | 150 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Gold | G1000 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Lead | 5000 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Bismuth | 20 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |
| Thorium | N200 | ppm | ES | T | semi-quant 6-step ES | USGS-BEG |