Sample 99YC-P25
NavDat sample number 59480 · ANDESITE
Sample
| Sample ID | 99YC-P25 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 45.995 |
|---|---|
| Longitude | -122.427 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 38 | 34.2 | 41.8 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.31 | WT% | XRF | |
| TIO2 | 2.16 | WT% | XRF | |
| AL2O3 | 15.38 | WT% | XRF | |
| FEOT | 9.18 | WT% | XRF | |
| MNO | 0.19 | WT% | XRF | |
| MGO | 3.2 | WT% | XRF | |
| CAO | 6.73 | WT% | XRF | |
| NA2O | 4.22 | WT% | XRF | |
| K2O | 1.18 | WT% | XRF | |
| P2O5 | 0.45 | WT% | XRF | |
| TOTAL | 99.46 | WT% | XRF | |
| BA | 261 | PPM | XRF | |
| LA | 19 | PPM | XRF | |
| CE | 69 | PPM | XRF | |
| RB | 18 | PPM | XRF | |
| SR | 323 | PPM | XRF | |
| Y | 37 | PPM | XRF | |
| ZR | 224 | PPM | XRF | |
| NB | 19 | PPM | XRF | |
| CR | 17 | PPM | ICPMS | |
| NI | 9 | PPM | ICPMS | |
| SC | 32 | PPM | ICPMS | |
| V | 243 | PPM | ICPMS | |
| CU | 125 | PPM | ICPMS | |
| ZN | 96 | PPM | ICPMS |