| Field | Value |
|---|---|
| Unique Sample ID Number | M123554 |
| Analytical Job Number | JE13 |
| Submitter Name | Silberman, Miles L. |
| Date Submitted | 19741119 |
| Field Number | 74AMS24 |
| State | AK |
| Latitude | 62.2 |
| Longitude | -142.85 |
| Source of Sample | outcrop |
| Collection Method | single/grab |
| Primary Classification | rock |
| Secondary Classification | igneous |
| Specific Name | trondhjemite porphyry |
| Additional Attributes and Comments | trondhjemite porphyry; |
| Alteration | altrtn present |
| Igneous Structural Setting | dike/sill |
| (click for info) | |
| Geologic map unit | -142.85, 62.2 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| Na2O | 5.13 | percent by weight | XRF |
| MgO | 0.29 | percent by weight | XRF |
| Al2O3 | 14.6 | percent by weight | XRF |
| SiO2 | 72.3 | percent by weight | XRF |
| P2O5 | 0.05 | percent by weight | XRF |
| K2O | 2.24 | percent by weight | XRF |
| CaO | 2.34 | percent by weight | XRF |
| TiO2 | 0.14 | percent by weight | XRF |
| MnO | 0.014 | percent by weight | XRF |
| Fe2O3 | 0.75 | percent by weight | XRF |
| Rubidium | L13 | ppm by weight | XRF |
| Strontium | 490 | ppm by weight | XRF |