← Search
Sample BBG-237
NavDat sample number 37824 · ANDESITE
Sample
| Sample ID | BBG-237 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 42.4183 |
|---|
| Longitude | -122.571 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 26 |
|
24 |
29 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 58.88 | | WT% | XRF |
| TIO2 | 0.8 | | WT% | XRF |
| AL2O3 | 16.79 | | WT% | XRF |
| FEOT | 6.35 | | WT% | XRF |
| MNO | 0.12 | | WT% | XRF |
| MGO | 4.5 | | WT% | XRF |
| CAO | 7.9 | | WT% | XRF |
| NA2O | 3.33 | | WT% | XRF |
| K2O | 1.07 | | WT% | XRF |
| P2O5 | 0.26 | | WT% | XRF |
| TOTAL | 99.2 | | WT% | XRF |
| LOI | 1.9 | | WT% | XRF |
| BA | 445 | | PPM | XRF |
| RB | 20 | | PPM | XRF |
| SR | 625 | | PPM | XRF |
| Y | 10 | | PPM | XRF |
| ZR | 68 | | PPM | XRF |
| NB | 15 | | PPM | XRF |
