| Field | Value |
|---|---|
| Lab ID | M172982 |
| Field ID | 86DB013C |
| Job ID | LR19 |
| Sample submitter | Brew, David A. |
| Project name | Juneau AMRAP |
| Date submitted | 7/15/1986 0:00:00 |
| Country | United States |
| State | AK |
| Map quadrangle | Juneau |
| Geographic latitude | 58.28972 |
| Geographic longitude | -134.31611 |
| Sample source | outcrop |
| Collection method | grab/single |
| Primary media type | rock |
| Secondary media type | metamorphic |
| Sample media name | metavolcanic |
| Sample comment | light gray metavolcanic rock |
| Additional sample attributes | not metasomatic; quartz present; aluminosilicate, pelitic (schist, phyllite, mica gneiss) |
| Geologic age | Triassic |
| Stratigraphic unit | Perseverance Slate Fm |
| Igneous setting | sill/laccolith |
| Metamorphic setting | regional |
| Metamorphic facies or grade | greenschist |
| (click for info) | |
| Geologic map unit | -134.31611, 58.28972 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| Gold | <0.1 | parts per million by weight | AA_F_HBr |
| Element | Value | Units | Technique | Digestion | Decomposition | Laboratory |
|---|---|---|---|---|---|---|
| Gold | L0.1 | ppm | AA | T | HBr-Br2 and MIBK | USGS-BAL |