Sample 99YC-P31
NavDat sample number 59484 · ANDESITE
Sample
| Sample ID | 99YC-P31 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 45.961 |
|---|---|
| Longitude | -122.482 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 36 | 32.4 | 39.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.38 | WT% | XRF | |
| TIO2 | 1.23 | WT% | XRF | |
| AL2O3 | 16.81 | WT% | XRF | |
| FEOT | 7.68 | WT% | XRF | |
| MNO | 0.16 | WT% | XRF | |
| MGO | 4.08 | WT% | XRF | |
| CAO | 7.4 | WT% | XRF | |
| NA2O | 3.57 | WT% | XRF | |
| K2O | 1.46 | WT% | XRF | |
| P2O5 | 0.23 | WT% | XRF | |
| TOTAL | 99.48 | WT% | XRF | |
| BA | 241 | PPM | XRF | |
| LA | 23 | PPM | XRF | |
| CE | 55 | PPM | XRF | |
| RB | 30 | PPM | XRF | |
| SR | 327 | PPM | XRF | |
| Y | 29 | PPM | XRF | |
| ZR | 198 | PPM | XRF | |
| NB | 12 | PPM | XRF | |
| CR | 59 | PPM | ICPMS | |
| NI | 38 | PPM | ICPMS | |
| SC | 17 | PPM | ICPMS | |
| V | 188 | PPM | ICPMS | |
| CU | 160 | PPM | ICPMS | |
| ZN | 73 | PPM | ICPMS |