Sample MH-13
NavDat sample number 54813 · ANDESITE
Sample
| Sample ID | MH-13 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 45.3982 |
|---|---|
| Longitude | -121.81 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 3 | 2 | 5 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.79 | WT% | XRF | |
| TIO2 | 0.92 | WT% | XRF | |
| AL2O3 | 20.37 | WT% | XRF | |
| FEOT | 5.87 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| MGO | 2.34 | WT% | XRF | |
| CAO | 6.69 | WT% | XRF | |
| NA2O | 3.55 | WT% | XRF | |
| K2O | 1.18 | WT% | XRF | |
| P2O5 | 0.19 | WT% | XRF | |
| TOTAL | 99.99 | WT% | XRF | |
| BA | 370 | PPM | INAA | |
| LA | 10.4 | PPM | INAA | |
| CE | 24.6 | PPM | INAA | |
| RB | 21 | PPM | INAA | |
| SR | 540 | PPM | INAA | |
| CO | 17 | PPM | INAA | |
| CR | 20.1 | PPM | INAA | |
| SC | 14.58 | PPM | INAA | |
| ZN | 61 | PPM | INAA |