| Field | Value |
|---|---|
| Lab ID | BFE268 |
| Field ID | 3646 |
| Job ID | 03474 |
| Sample submitter | Overstreet, William C. |
| Project name | Minor Elements in Detrital Minerals |
| Date submitted | 10/26/1971 0:00:00 |
| Country | United States |
| State | AK |
| Map quadrangle | Circle |
| Geographic latitude | 65.45833 |
| Geographic longitude | -144.61667 |
| Sample source | stream sediment |
| Primary media type | concentrate |
| Secondary media type | panned |
| Sample media name | C1 fraction |
| Sample preparation method | -20 HMC, mag mnrls removed w hand-held magnet, bromoform @ 2.87 SG |
| Sieve size | -20 mesh |
| (click for info) | |
| Geologic map unit | -144.61667, 65.45833 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| Cobalt | 80 | parts per million by weight | AA_F_HNO3_P |
| Nickel | 300 | parts per million by weight | AA_F_HNO3_P |
| Copper | 220 | parts per million by weight | AA_F_HNO3_P |
| Zinc | 150 | parts per million by weight | AA_F_HNO3_P |
| Silver | 18 | parts per million by weight | AA_F_HNO3_P |
| Cadmium | 0.2 | parts per million by weight | AA_F_HNO3_P |
| Indium | 0.2 | parts per million by weight | AA_F_HF |
| Gold | 640 | parts per million by weight | AA_F_HF |
| Thallium | <0.2 | parts per million by weight | AA_F_HF |
| Lead | 45 | parts per million by weight | AA_F_HNO3_P |
| Bismuth | 70 | parts per million by weight | AA_F_HNO3_P |
| Uranium | 0.01 | parts per million by weight | GRC |
| Element | Value | Units | Technique | Digestion | Decomposition | Laboratory |
|---|---|---|---|---|---|---|
| Cobalt | 80 | ppm | AA | P | hot HNO3 | USGS-BOER |
| Nickel | 300 | ppm | AA | P | hot HNO3 | USGS-BOER |
| Copper | 220 | ppm | AA | P | hot HNO3 | USGS-BOER |
| Zinc | 150 | ppm | AA | P | hot HNO3 | USGS-BOER |
| Silver | 18 | ppm | AA | P | hot HNO3 | USGS-BOER |
| Cadmium | 0.2 | ppm | AA | P | hot HNO3 | USGS-BOER |
| Indium | 0.2 | ppm | AA | T | HF-HClO4-HNO3, HBr-Br2 and MIBK | USGS-BOER |
| Gold | 640 | ppm | AA | T | HF-HClO4-HNO3, HBr-Br2 and MIBK | USGS-BOER |
| Thallium | L0.2 | ppm | AA | T | HF-HClO4-HNO3, HBr-Br2 and MIBK | USGS-BOER |
| Lead | 45 | ppm | AA | P | hot HNO3 | USGS-BOER |
| Bismuth | 70 | ppm | AA | P | hot HNO3 | USGS-BOER |
| Uranium | 0.015 | ppm | GRC | T | equilavent uranium | USGS-BOER |