Sample 77121
NavDat sample number 7871 · BASALTIC-ANDESITE
Sample
| Sample ID | 77121 |
|---|---|
| Rock name | BASALTIC-ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.4542 |
|---|---|
| Longitude | -123.054 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 34.7 | 34 | 35 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.13 | WT% | XRF | |
| TIO2 | 1.6 | WT% | XRF | |
| AL2O3 | 15.92 | WT% | XRF | |
| FEOT | 9.78 | WT% | XRF | |
| MNO | 0.2 | WT% | XRF | |
| MGO | 4.02 | WT% | XRF | |
| CAO | 7.48 | WT% | XRF | |
| NA2O | 3.69 | WT% | INAA | |
| K2O | 0.91 | WT% | XRF | |
| P2O5 | 0.27 | WT% | XRF | |
| TOTAL | 97.74 | WT% | XRF | |
| LOI | 0.75 | WT% | XRF | |
| BA | 189 | PPM | INAA | |
| LA | 14.6 | PPM | INAA | |
| CE | 33.1 | PPM | INAA | |
| RB | 21.73 | PPM | MS-ID | |
| SR | 291.4 | PPM | MS-ID | |
| CO | 23.7 | PPM | INAA | |
| CR | 17 | PPM | INAA | |
| SC | 30.8 | PPM | INAA |