Sample D85-195
NavDat sample number 18384 · TRACHYANDESITE
Sample
| Sample ID | D85-195 |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 37.75 |
|---|---|
| Longitude | -118.917 |
| State / province | California |
| Volcanic field | Long Valley |
| Location comment | Mt. Morrison |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 3.55 | 1.8 | 5.3 | Pliocene |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 54.56 | WT% | XRF | |
| TIO2 | 1.01 | WT% | XRF | |
| AL2O3 | 16.01 | WT% | XRF | |
| FE2O3 | 7.13 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| MGO | 6.41 | WT% | XRF | |
| CAO | 7.38 | WT% | XRF | |
| NA2O | 3.97 | WT% | XRF | |
| K2O | 2.55 | WT% | XRF | |
| P2O5 | 0.49 | WT% | XRF | |
| TOTAL | 99.63 | WT% | XRF | |
| BA | 1311 | PPM | XRF | |
| CO | 26 | PPM | XRF | |
| CR | 231 | PPM | XRF | |
| CU | 37 | PPM | XRF | |
| NB | 13 | PPM | XRF | |
| NI | 166 | PPM | XRF | |
| PB | 15 | PPM | XRF | |
| RB | 40 | PPM | XRF | |
| SR | 1082 | PPM | XRF | |
| V | 130 | PPM | XRF | |
| Y | 20 | PPM | XRF | |
| ZN | 70 | PPM | XRF | |
| ZR | 212 | PPM | XRF |