| Field | Value |
|---|---|
| Lab ID | M196576 |
| Field ID | 91RN103C |
| Job ID | MJ38 |
| Sample submitter | Brew, David A. |
| Project name | Greater Juneau Geologic Investigations |
| Date submitted | 7/18/1991 0:00:00 |
| Country | United States |
| State | AK |
| Map quadrangle | Juneau |
| Geographic latitude | 58.84444 |
| Geographic longitude | -135.05278 |
| Sample source | drill core |
| Collection method | grab/single |
| Primary media type | rock |
| Secondary media type | igneous |
| Sample media name | basalt |
| Sample comment | Douglas Is volc.equiv?!, pyx basalt |
| Geologic age | Cretaceous |
| Stratigraphic unit | Douglas Island Volcanics |
| Igneous setting | extrusive |
| (click for info) | |
| Geologic map unit | -135.05278, 58.84444 |
| 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 | 49 | parts per million by weight | EDX |
| Strontium | 580 | parts per million by weight | EDX |
| Yttrium | 25 | parts per million by weight | EDX |
| Zirconium | 72 | parts per million by weight | EDX |
| Niobium | <10 | parts per million by weight | EDX |
| Element | Value | Units | Technique | Digestion | Decomposition | Laboratory |
|---|---|---|---|---|---|---|
| Sulfur | 0.024 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| Sulfur | 0.024 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| Chromium | <270 | ppm | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| Rubidium | 49 | ppm | XRF | T | EDXRF | USGS-BGC |
| Strontium | 580 | ppm | XRF | T | EDXRF | USGS-BGC |
| Yttrium | 25 | ppm | XRF | T | EDXRF | USGS-BGC |
| Zirconium | 72 | ppm | XRF | T | EDXRF | USGS-BGC |
| Niobium | L10 | ppm | XRF | T | EDXRF | USGS-BGC |
| Al2O3 | 15.6 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| CaO | 10.6 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| FeTO3 | 11.3 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| K2O | 2.02 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| LOI | 1.82 | pct | GV | T | combustion | USGS-BGC |
| MgO | 6.74 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| MnO | 0.27 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| Na2O | 1.68 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| P2O5 | 0.33 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| SiO2 | 48.5 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| TiO2 | 1.11 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |