Sample QB-1
NavDat sample number 7130 · TRACHYANDESITE
Sample
| Sample ID | QB-1 |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 31.1917 |
|---|---|
| Longitude | -105.6 |
| Location | Quitman Bolson |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 33.3 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53 | WT% | XRF | |
| TIO2 | 1.87 | WT% | XRF | |
| AL2O3 | 15.19 | WT% | XRF | |
| FE2O3 | 5.09 | WT% | XRF | |
| FEO | 4.3 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 4.73 | WT% | XRF | |
| CAO | 7.23 | WT% | XRF | |
| NA2O | 4.1 | WT% | XRF | |
| K2O | 1.99 | WT% | XRF | |
| P2O5 | 0.86 | WT% | XRF | |
| H2O_PLUS | 0.67 | WT% | XRF | |
| H2O_MINUS | 0.35 | WT% | XRF | |
| CO2 | 0.08 | WT% | XRF | |
| TOTAL | 99.6 | WT% | XRF | |
| NI | 40 | PPM | UNKNOWN | |
| ZN | 100 | PPM | UNKNOWN | |
| RB | 22 | PPM | UNKNOWN | |
| SR | 1055 | PPM | UNKNOWN | |
| Y | 27 | PPM | UNKNOWN | |
| ZR | 300 | PPM | UNKNOWN | |
| NB | 20 | PPM | UNKNOWN | |
| BA | 921 | PPM | UNKNOWN |