Sample 77118
NavDat sample number 7880 · ANDESITE
Sample
| Sample ID | 77118 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.339 |
|---|---|
| Longitude | -122.913 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 25.3 | 25 | 26 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 59.85 | WT% | XRF | |
| TIO2 | 0.9 | WT% | XRF | |
| AL2O3 | 16.97 | WT% | XRF | |
| FEOT | 8.6 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 2.1 | WT% | XRF | |
| CAO | 5.83 | WT% | XRF | |
| NA2O | 4.11 | WT% | INAA | |
| K2O | 1.22 | WT% | XRF | |
| P2O5 | 0.29 | WT% | XRF | |
| TOTAL | 98.53 | WT% | XRF | |
| LOI | 1.74 | WT% | XRF | |
| BA | 301 | PPM | INAA | |
| LA | 19.5 | PPM | INAA | |
| CE | 46.9 | PPM | INAA | |
| RB | 47.05 | PPM | MS-ID | |
| SR | 300.4 | PPM | MS-ID | |
| CO | 11.6 | PPM | INAA | |
| CR | 7 | PPM | INAA | |
| SC | 18.3 | PPM | INAA |