| Field | Value |
|---|---|
| Lab ID | M193271 |
| Field ID | 90RN123C |
| Job ID | MF87 |
| Sample submitter | Brew, David A. |
| Project name | Greater Juneau Geologic Investigations |
| Date submitted | 8/9/1990 0:00:00 |
| Country | United States |
| State | AK |
| Map quadrangle | Juneau |
| Geographic latitude | 58.29861 |
| Geographic longitude | -134.33333 |
| Sample source | mine/quarry |
| Collection method | grab/single |
| Primary media type | rock |
| Secondary media type | metamorphic |
| Sample media name | amphibolite |
| Sample comment | amphibolite |
| Additional sample attributes | metasomatism unknown; quartz absent; mafic (greenstone, greenschist, amphibolite) |
| Geologic age | Mesozoic undifferentiated |
| Stratigraphic unit | AJ metagabbro |
| Metamorphic setting | regional |
| Metamorphic facies or grade | greenschist |
| (click for info) | |
| Geologic map unit | -134.33333, 58.29861 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| Chromium | 400 | parts per million by weight | EDX |
| Nickel | 118 | parts per million by weight | EDX |
| Copper | 72 | parts per million by weight | EDX |
| Zinc | 80 | parts per million by weight | EDX |
| Rubidium | <10 | parts per million by weight | EDX |
| Strontium | 172 | parts per million by weight | EDX |
| Yttrium | 18 | parts per million by weight | EDX |
| Zirconium | 82 | parts per million by weight | EDX |
| Niobium | <10 | parts per million by weight | EDX |
| Barium | 48 | parts per million by weight | EDX |
| Lanthanum | <30 | parts per million by weight | EDX |
| Cerium | <30 | parts per million by weight | EDX |
| Element | Value | Units | Technique | Digestion | Decomposition | Laboratory |
|---|---|---|---|---|---|---|
| Sulfur | 0.036 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| Sulfur | 0.036 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| Chromium | 400 | ppm | XRF | T | EDXRF | USGS-BGC |
| Chromium | 340 | ppm | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| Nickel | 118 | ppm | XRF | T | EDXRF | USGS-BGC |
| Copper | 72 | ppm | XRF | T | EDXRF | USGS-BGC |
| Zinc | 80 | ppm | XRF | T | EDXRF | USGS-BGC |
| Rubidium | L10 | ppm | XRF | T | EDXRF | USGS-BGC |
| Strontium | 172 | ppm | XRF | T | EDXRF | USGS-BGC |
| Yttrium | 18 | ppm | XRF | T | EDXRF | USGS-BGC |
| Zirconium | 82 | ppm | XRF | T | EDXRF | USGS-BGC |
| Niobium | L10 | ppm | XRF | T | EDXRF | USGS-BGC |
| Barium | 48 | ppm | XRF | T | EDXRF | USGS-BGC |
| Lanthanum | L30 | ppm | XRF | T | EDXRF | USGS-BGC |
| Cerium | L30 | ppm | XRF | T | EDXRF | USGS-BGC |
| Al2O3 | 14.7 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| CaO | 11.5 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| CO2 | 0.47 | pct | TT | T | HClO4 | USGS-BGC |
| FeO | 9.1 | pct | TT | T | HF-H2SO4 | USGS-BGC |
| FeTO3 | 12.4 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| H2Om | 0.04 | pct | GV | T | USGS-BGC | |
| H2Ob | 1.68 | pct | TT | T | flux and combustion, total H2O less moisture | USGS-BGC |
| K2O | 0.08 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| LOI | 0.94 | pct | GV | T | combustion | USGS-BGC |
| MgO | 8.38 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| MnO | 0.17 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| Na2O | 2.08 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| P2O5 | 0.12 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| SiO2 | 48.3 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |
| TiO2 | 1.5 | pct | XRF | T | LiBO2-Li2B4O7 fusion | USGS-BGC |