Sample MH-5
NavDat sample number 54815 · ANDESITE
Sample
| Sample ID | MH-5 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 45.3992 |
|---|---|
| Longitude | -121.806 |
| 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 | 58.92 | WT% | XRF | |
| TIO2 | 0.87 | WT% | XRF | |
| AL2O3 | 18.26 | WT% | XRF | |
| FEOT | 6.83 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 3.51 | WT% | XRF | |
| CAO | 6.91 | WT% | XRF | |
| NA2O | 3.43 | WT% | XRF | |
| K2O | 0.97 | WT% | XRF | |
| P2O5 | 0.17 | WT% | XRF | |
| TOTAL | 100.01 | WT% | XRF | |
| BA | 350 | PPM | INAA | |
| LA | 14.4 | PPM | INAA | |
| CE | 31.4 | PPM | INAA | |
| RB | 31 | PPM | INAA | |
| SR | 290 | PPM | INAA | |
| CO | 24.6 | PPM | INAA | |
| CR | 111 | PPM | INAA | |
| SC | 18.42 | PPM | INAA | |
| ZN | 66 | PPM | INAA |