| Field | Value |
|---|---|
| Lab ID | M201278 |
| Field ID | 92BT180A |
| Job ID | MM29 |
| Sample submitter | Koch, Richard D. |
| Project name | SE Alaska Studies |
| Date submitted | 9/8/1992 0:00:00 |
| Country | United States |
| State | AK |
| Map quadrangle | Mount McKinley |
| Geographic latitude | 63.55 |
| Geographic longitude | -150.91667 |
| Sample source | outcrop |
| Collection method | grab/single |
| Primary media type | rock |
| Secondary media type | metamorphic |
| Sample media name | schist |
| Sample comment | felsic schist (meta rh?) |
| Additional sample attributes | not metasomatic; quartz present; feldspathic (granite gneiss, syenite gneiss, biotite gneiss) |
| Stratigraphic unit | Spruce Ck Seq |
| Metamorphic setting | regional |
| Metamorphic facies or grade | greenschist |
| (click for info) | |
| Geologic map unit | -150.91667, 63.55 |
| 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 | 49 | parts per million by weight | EDX |
| Rubidium | 42 | parts per million by weight | EDX |
| Strontium | 51 | parts per million by weight | EDX |
| Yttrium | 29 | parts per million by weight | EDX |
| Zirconium | 198 | parts per million by weight | EDX |
| Niobium | <10 | parts per million by weight | EDX |
| Barium | 980 | parts per million by weight | EDX |
| Lanthanum | 21 | parts per million by weight | MS_ST_REE |
| Cerium | 42 | parts per million by weight | MS_ST_REE |
| Praseodymium | 4.6 | parts per million by weight | MS_ST_REE |
| Neodymium | 17 | parts per million by weight | MS_ST_REE |
| Samarium | 3.5 | parts per million by weight | MS_ST_REE |
| Europium | 0.71 | parts per million by weight | MS_ST_REE |
| Gadolinium | 3.1 | parts per million by weight | MS_ST_REE |
| Terbium | 0.58 | parts per million by weight | MS_ST_REE |
| Dysprosium | 3.4 | parts per million by weight | MS_ST_REE |
| Holmium | 0.71 | parts per million by weight | MS_ST_REE |
| Erbium | 2.3 | parts per million by weight | MS_ST_REE |
| Thulium | 0.37 | parts per million by weight | MS_ST_REE |
| Ytterbium | 2.5 | parts per million by weight | MS_ST_REE |
| Element | Value | Units | Technique | Digestion | Decomposition | Laboratory |
|---|---|---|---|---|---|---|
| Sulfur | 0.032 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| Sulfur | 0.032 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| Chromium | L20 | ppm | XRF | T | EDXRF | USGS-BGC |
| Chromium | <270 | ppm | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| Nickel | L10 | ppm | XRF | T | EDXRF | USGS-BGC |
| Copper | L10 | ppm | XRF | T | EDXRF | USGS-BGC |
| Zinc | 49 | ppm | XRF | T | EDXRF | USGS-BGC |
| Rubidium | 42 | ppm | XRF | T | EDXRF | USGS-BGC |
| Strontium | 51 | ppm | XRF | T | EDXRF | USGS-BGC |
| Yttrium | 29 | ppm | XRF | T | EDXRF | USGS-BGC |
| Zirconium | 198 | ppm | XRF | T | EDXRF | USGS-BGC |
| Niobium | L10 | ppm | XRF | T | EDXRF | USGS-BGC |
| Barium | 980 | ppm | XRF | T | EDXRF | USGS-BGC |
| Lanthanum | 31 | ppm | XRF | T | EDXRF | USGS-BGC |
| Lanthanum | 21 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Cerium | 60 | ppm | XRF | T | EDXRF | USGS-BGC |
| Cerium | 42 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Praseodymium | 4.6 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Neodymium | 17 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Samarium | 3.5 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Europium | 0.71 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Gadolinium | 3.1 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Terbium | 0.58 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Dysprosium | 3.4 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Holmium | 0.71 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Erbium | 2.3 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Thulium | 0.37 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Ytterbium | 2.5 | ppm | MS | T | Na2O2 sinter, REE pkg | USGS-BGC |
| Al2O3 | 14.4 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| CaO | 0.42 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| CO2 | 0.18 | pct | TT | T | HClO4 | USGS-BGC |
| FeO | 0.6 | pct | TT | T | HF-H2SO4 | USGS-BGC |
| FeTO3 | 2.35 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| H2Om | 0.51 | pct | GV | T | USGS-BGC | |
| H2Ob | 1.4 | pct | TT | T | flux and combustion, total H2O less moisture | USGS-BGC |
| K2O | 1.45 | pct | AA | T | fusion, FES | USGS-BGC |
| K2O | 1.45 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| LOI | 1.96 | pct | GV | T | combustion | USGS-BGC |
| MgO | 0.46 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| MnO | 0.04 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| Na2O | 5.67 | pct | AA | T | fusion, FES | USGS-BGC |
| Na2O | 5.66 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| P2O5 | 0.09 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| SiO2 | 72.2 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| TiO2 | 0.31 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |