| Field | Value |
|---|---|
| Lab ID | M174888 |
| Field ID | 65AFD32.1 |
| Job ID | LS40 |
| Sample submitter | Brew, David A. |
| Project name | Juneau AMRAP |
| Date submitted | 9/18/1986 0:00:00 |
| Country | United States |
| State | AK |
| Map quadrangle | Juneau |
| Geographic latitude | 58.36667 |
| Geographic longitude | -134.55 |
| Sample source | outcrop |
| Collection method | grab/single |
| Primary media type | rock |
| Secondary media type | metamorphic |
| Sample media name | metatuff |
| Sample comment | augite metatuff (greenstone) |
| Additional sample attributes | not metasomatic; quartz absent; mafic (greenstone, greenschist, amphibolite) |
| Geologic age | Cretaceous |
| Stratigraphic unit | Douglas Island Volcanics |
| Metamorphic setting | regional |
| Metamorphic facies or grade | prehnite-pumpellyite metagraywacke |
| (click for info) | |
| Geologic map unit | -134.55, 58.36667 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| Rubidium | <10 | parts per million by weight | EDX |
| Strontium | 580 | parts per million by weight | EDX |
| Yttrium | 13 | parts per million by weight | EDX |
| Zirconium | 53 | parts per million by weight | EDX |
| Niobium | <10 | parts per million by weight | EDX |
| Element | Value | Units | Technique | Digestion | Decomposition | Laboratory |
|---|---|---|---|---|---|---|
| Rubidium | L10 | ppm | XRF | T | EDXRF | USGS-BAL |
| Strontium | 580 | ppm | XRF | T | EDXRF | USGS-BAL |
| Yttrium | 13 | ppm | XRF | T | EDXRF | USGS-BAL |
| Zirconium | 53 | ppm | XRF | T | EDXRF | USGS-BAL |
| Niobium | L10 | ppm | XRF | T | EDXRF | USGS-BAL |