← Search
Sample 970417-2
NavDat sample number 41445 · ANDESITE
Sample
| Sample ID | 970417-2 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 42.451 |
|---|
| Longitude | -122.646 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27 |
|
20 |
35 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 57.98 | | WT% | XRF |
| TIO2 | 0.74 | | WT% | XRF |
| AL2O3 | 18.27 | | WT% | XRF |
| FEOT | 6.9 | | WT% | XRF |
| MNO | 0.14 | | WT% | XRF |
| MGO | 3.75 | | WT% | XRF |
| CAO | 7.79 | | WT% | XRF |
| NA2O | 3.45 | | WT% | XRF |
| K2O | 0.85 | | WT% | XRF |
| P2O5 | 0.14 | | WT% | XRF |
| TOTAL | 99.8 | | WT% | XRF |
| LOI | 1.5 | | WT% | XRF |
| BA | 290 | | PPM | XRF |
| RB | 16 | | PPM | XRF |
| SR | 360 | | PPM | XRF |
| Y | 19 | | PPM | XRF |
| ZR | 106 | | PPM | XRF |
| NB | -10 | | PPM | XRF |
