Sample CH-008
NavDat sample number 12677 · TRACHYTE
Sample
| Sample ID | CH-008 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 31.1883 |
|---|---|
| Longitude | -105.373 |
| Location | Cross Hill, Sierra Blanca |
| 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 | 64.74 | WT% | PER_COM | |
| TIO2 | 0.44 | WT% | PER_COM | |
| AL2O3 | 15.85 | WT% | PER_COM | |
| FE2O3 | 3.51 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 1.44 | WT% | XRF | |
| CAO | 2.75 | WT% | XRF | |
| NA2O | 4.22 | WT% | XRF | |
| K2O | 4 | WT% | XRF | |
| P2O5 | 0.16 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| V | 64 | PPM | INAA | |
| CR | 10 | PPM | INAA | |
| NI | 4 | PPM | INAA | |
| RB | 163 | PPM | INAA | |
| SR | 555 | PPM | INAA | |
| Y | 27 | PPM | INAA | |
| ZR | 196 | PPM | INAA | |
| NB | 15 | PPM | INAA | |
| BA | 1359 | PPM | INAA | |
| TH | 20 | PPM | INAA |