| Field | Value |
|---|---|
| Unique Sample ID Number | M186058 |
| Analytical Job Number | MA63 |
| Submitter Name | Riehle, James R. |
| Date Submitted | 19881213 |
| Field Number | 88ARJ046B |
| State | AK |
| Latitude | 55.225 |
| Longitude | -160.50556 |
| Source of Sample | outcrop |
| Collection Method | single/grab |
| Primary Classification | rock |
| Secondary Classification | igneous |
| Specific Name | dacite |
| Additional Attributes and Comments | dacite lava; |
| Geologic Age or Range | Tertiary undifferentiated |
| Igneous Structural Setting | lava flow |
| (click for info) | |
| Geologic map unit | -160.50556, 55.225 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| LOI | 0.98 | percent by weight | (unknown method) |
| H2O+ | 0.61 | percent bound water | (unknown method) |
| H2O- | 0.51 | percent moisture | (unknown method) |
| CO2 | 0.04 | percent by weight | Titration |
| Na2O | 2.71 | percent by weight | XRF |
| MgO | 4.33 | percent by weight | XRF |
| Al2O3 | 16.7 | percent by weight | XRF |
| SiO2 | 57.5 | percent by weight | XRF |
| P2O5 | 0.16 | percent by weight | XRF |
| K2O | 1.79 | percent by weight | XRF |
| CaO | 8.05 | percent by weight | XRF |
| TiO2 | 0.66 | percent by weight | XRF |
| Chromium | 56 | ppm by weight | XRF |
| MnO | 0.12 | percent by weight | XRF |
| FeO | 4.27 | percent by weight | Titration |
| FeTO3 | 7.56 | percent Fe2O3 by weight | XRF |
| Nickel | L20 | ppm by weight | XRF |
| Copper | 72 | ppm by weight | XRF |
| Zinc | 66 | ppm by weight | XRF |
| Rubidium | 44 | ppm by weight | XRF |
| Strontium | 475 | ppm by weight | XRF |
| Yttrium | 18 | ppm by weight | XRF |
| Zirconium | 124 | ppm by weight | XRF |
| Niobium | L10 | ppm by weight | XRF |
| Barium | 550 | ppm by weight | XRF |
| Lanthanum | L30 | ppm by weight | XRF |
| Cerium | 30 | ppm by weight | XRF |