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Sample BBG-242
NavDat sample number 37830 · ANDESITE
Sample
| Sample ID | BBG-242 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 42.3932 |
|---|
| Longitude | -122.576 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 24 |
|
23 |
25 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 55.4 | | WT% | XRF |
| TIO2 | 1.51 | | WT% | XRF |
| AL2O3 | 15.48 | | WT% | XRF |
| FEOT | 10.27 | | WT% | XRF |
| MNO | 0.19 | | WT% | XRF |
| MGO | 4.12 | | WT% | XRF |
| CAO | 8.2 | | WT% | XRF |
| NA2O | 3.27 | | WT% | XRF |
| K2O | 1.22 | | WT% | XRF |
| P2O5 | 0.34 | | WT% | XRF |
| TOTAL | 100.2 | | WT% | XRF |
| LOI | 0.75 | | WT% | XRF |
| BA | 455 | | PPM | XRF |
| RB | 18 | | PPM | XRF |
| SR | 374 | | PPM | XRF |
| Y | 28 | | PPM | XRF |
| ZR | 144 | | PPM | XRF |
| NB | 29 | | PPM | XRF |
