| Field | Value |
|---|---|
| Lab ID | LFZ028 |
| Field ID | 81ABS301E |
| Job ID | 73577 |
| Sample submitter | Silberman, Miles L. |
| Project name | Chugach NF RARE II |
| Date submitted | 8/26/1981 0:00:00 |
| Country | United States |
| State | AK |
| Map quadrangle | Seward |
| Geographic latitude | 60.83333 |
| Geographic longitude | -148.45 |
| Sample source | outcrop |
| Collection method | grab/single |
| Primary media type | rock |
| Secondary media type | metamorphic |
| Sample media name | hornfels |
| Sample comment | hornfels + sulfide |
| Additional sample attributes | silica matrix; unoxidized; base metal ore minerals |
| Mineralization type | disseminated |
| (click for info) | |
| Geologic map unit | -148.45, 60.83333 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| Copper | 50 | parts per million by weight | AA_F_HNO3_P |
| Zinc | 120 | parts per million by weight | AA_F_HNO3_P |
| Arsenic | 20 | parts per million by weight | AA_F_AZ_Fuse_P |
| Antimony | <2 | parts per million by weight | AA_F_AZ_Fuse_P |
| Gold | <0.05 | parts per million by weight | AA_F_HBr |
| Lead | 15 | parts per million by weight | AA_F_HNO3_P |
| Uranium | 1 | parts per million by weight | FL_HF |
| Element | Value | Units | Technique | Digestion | Decomposition | Laboratory |
|---|---|---|---|---|---|---|
| Fluorine | 0.02 | pct | ISE | T | Na2CO3-K2CO3-KNO3 fusion | USGS-BOER |
| Copper | 50 | ppm | AA | P | hot HNO3 | USGS-BOER |
| Zinc | 120 | ppm | AA | P | hot HNO3 | USGS-BOER |
| Arsenic | 20 | ppm | AA | P | roast, K2S2O7 fusion, HCl-KI and MIBK | USGS-BOER |
| Antimony | L2 | ppm | AA | P | roast, K2S2O7 fusion, HCl-KI and MIBK | USGS-BOER |
| Gold | N0.05 | ppm | AA | T | HBr-Br2 and MIBK | USGS-BOER |
| Lead | 15 | ppm | AA | P | hot HNO3 | USGS-BOER |
| Uranium | 1 | ppm | FL | T | HF-HNO3-HCl | USGS-BOER |