| Field | Value |
|---|---|
| Lab ID | M162866 |
| Field ID | 83AIL019A |
| Job ID | LG61 |
| Sample submitter | Nokleberg, Warren J. |
| Project name | Metallogenesis of E Alaska Range |
| Date submitted | 7/12/1984 0:00:00 |
| Country | United States |
| State | AK |
| Map quadrangle | Gulkana |
| Geographic latitude | 62.77139 |
| Geographic longitude | -144.01028 |
| Sample source | outcrop |
| Collection method | grab/single |
| Primary media type | rock |
| Secondary media type | igneous |
| Sample media name | gabbro |
| Sample comment | hb GB |
| Additional sample attributes | not metasomatic; quartz unknown; mafic (greenstone, greenschist, amphibolite) |
| Metamorphic setting | regional |
| Metamorphic facies or grade | greenschist |
| (click for info) | |
| Geologic map unit | -144.01028, 62.77139 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| Chromium | <270 | parts per million by weight | WDX_Fuse |
| Rubidium | 26 | parts per million by weight | EDX |
| Strontium | 348 | parts per million by weight | EDX |
| Yttrium | 20 | parts per million by weight | EDX |
| Zirconium | 60 | parts per million by weight | EDX |
| Niobium | 12 | parts per million by weight | EDX |
| Element | Value | Units | Technique | Digestion | Decomposition | Laboratory |
|---|---|---|---|---|---|---|
| Sulfur | <0.02 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BAL |
| Sulfur | <0.02 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BAL |
| Chromium | <270 | ppm | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BAL |
| Rubidium | 26 | ppm | XRF | T | EDXRF | USGS-BAL |
| Strontium | 348 | ppm | XRF | T | EDXRF | USGS-BAL |
| Yttrium | 20 | ppm | XRF | T | EDXRF | USGS-BAL |
| Zirconium | 60 | ppm | XRF | T | EDXRF | USGS-BAL |
| Niobium | 12 | ppm | XRF | T | EDXRF | USGS-BAL |
| Al2O3 | 16.6 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BAL |
| CaO | 10.5 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BAL |
| FeO | 6.71 | pct | TT | T | HF-H2SO4 | USGS-BAL |
| FeTO3 | 9.93 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BAL |
| K2O | 0.8 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BAL |
| LOI | 3.37 | pct | GV | T | combustion | USGS-BAL |
| MgO | 5.89 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BAL |
| MnO | 0.25 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BAL |
| Na2O | 2.22 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BAL |
| P2O5 | 0.18 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BAL |
| SiO2 | 49.8 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BAL |
| TiO2 | 0.74 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BAL |