Sample FM-042
NavDat sample number 12670 · TRACHYANDESITE
Sample
| Sample ID | FM-042 |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 31.3133 |
|---|---|
| Longitude | -105.573 |
| Location | Dyke Top, Sierra Blanca group |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 47 | 38 | 48 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.88 | WT% | PER_COM | |
| TIO2 | 0.69 | WT% | PER_COM | |
| AL2O3 | 18.74 | WT% | PER_COM | |
| FE2O3 | 5.98 | WT% | XRF | |
| MNO | 0.19 | WT% | XRF | |
| MGO | 1.71 | WT% | XRF | |
| CAO | 5.69 | WT% | XRF | |
| NA2O | 4.71 | WT% | XRF | |
| K2O | 4.6 | WT% | XRF | |
| P2O5 | 0.3 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| V | 105 | PPM | INAA | |
| CR | 4 | PPM | INAA | |
| NI | 5 | PPM | INAA | |
| RB | 138 | PPM | INAA | |
| SR | 1225 | PPM | INAA | |
| Y | 38 | PPM | INAA | |
| ZR | 226 | PPM | INAA | |
| NB | 23 | PPM | INAA | |
| BA | 1875 | PPM | INAA | |
| TH | 9 | PPM | INAA |