| Field | Value |
|---|---|
| Lab ID | D574644 |
| Field ID | 68ASJ166C |
| Job ID | WE07 |
| Sample submitter | Koch, Richard D. |
| Project name | SE Alaska Studies |
| Date submitted | 11/4/1994 0:00:00 |
| Country | United States |
| State | AK |
| Map quadrangle | Bradfield Canal |
| Geographic latitude | 56.02194 |
| Geographic longitude | -130.26389 |
| Sample source | outcrop |
| Collection method | grab/single |
| Primary media type | rock |
| Secondary media type | metamorphic |
| Sample media name | metagraywacke |
| Sample comment | volcanic graywacke |
| Additional sample attributes | not metasomatic; quartz present; mafic (greenstone, greenschist, amphibolite) |
| Geologic age | Triassic--Jurassic |
| Stratigraphic unit | Hazelton Grp(?) |
| Igneous setting | extrusive |
| Metamorphic facies or grade | albite-epidote hornfels |
| (click for info) | |
| Geologic map unit | -130.26389, 56.02194 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| Chromium | <20 | parts per million by weight | EDX |
| Nickel | <10 | parts per million by weight | EDX |
| Copper | <10 | parts per million by weight | EDX |
| Zinc | 168 | parts per million by weight | EDX |
| Rubidium | 58 | parts per million by weight | EDX |
| Strontium | 365 | parts per million by weight | EDX |
| Yttrium | 52 | parts per million by weight | EDX |
| Zirconium | 160 | parts per million by weight | EDX |
| Niobium | 11 | parts per million by weight | EDX |
| Barium | 960 | parts per million by weight | EDX |
| Lanthanum | 21 | parts per million by weight | MS_ST_REE |
| Cerium | 41 | parts per million by weight | MS_ST_REE |
| Praseodymium | 5.9 | parts per million by weight | MS_ST_REE |
| Neodymium | 25 | parts per million by weight | MS_ST_REE |
| Samarium | 7.8 | parts per million by weight | MS_ST_REE |
| Europium | 2.7 | parts per million by weight | MS_ST_REE |
| Gadolinium | 9.6 | parts per million by weight | MS_ST_REE |
| Terbium | 1.5 | parts per million by weight | MS_ST_REE |
| Dysprosium | 9.7 | parts per million by weight | MS_ST_REE |
| Holmium | 2.1 | parts per million by weight | MS_ST_REE |
| Erbium | 6.4 | parts per million by weight | MS_ST_REE |
| Thulium | 1 | parts per million by weight | MS_ST_REE |
| Ytterbium | 6.3 | parts per million by weight | MS_ST_REE |
| Element | Value | Units | Technique | Digestion | Decomposition | Laboratory |
|---|---|---|---|---|---|---|
| Chromium | L20 | ppm | XRF | T | EDXRF | USGS-BGC |
| Nickel | L10 | ppm | XRF | T | EDXRF | USGS-BGC |
| Copper | L10 | ppm | XRF | T | EDXRF | USGS-BGC |
| Zinc | 168 | ppm | XRF | T | EDXRF | USGS-BGC |
| Rubidium | 58 | ppm | XRF | T | EDXRF | USGS-BGC |
| Strontium | 365 | ppm | XRF | T | EDXRF | USGS-BGC |
| Yttrium | 52 | ppm | XRF | T | EDXRF | USGS-BGC |
| Zirconium | 160 | ppm | XRF | T | EDXRF | USGS-BGC |
| Niobium | 11 | ppm | XRF | T | EDXRF | USGS-BGC |
| Barium | 960 | ppm | XRF | T | EDXRF | USGS-BGC |
| Lanthanum | L30 | ppm | XRF | T | EDXRF | USGS-BGC |
| Lanthanum | 21 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Cerium | L30 | ppm | XRF | T | EDXRF | USGS-BGC |
| Cerium | 41 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Praseodymium | 5.9 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Neodymium | 25 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Samarium | 7.8 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Europium | 2.7 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Gadolinium | 9.6 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Terbium | 1.5 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Dysprosium | 9.7 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Holmium | 2.1 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Erbium | 6.4 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Thulium | 1 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Ytterbium | 6.3 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |