Sample Tr-36B
NavDat sample number 15814 · TRACHYANDESITE
Sample
| Sample ID | Tr-36B |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 29.405 |
|---|---|
| Longitude | -104.098 |
| Location | in same section as Tr35, probably not the same member |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27 | 18 | 28 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.73 | WT% | UNKNOWN | |
| TIO2 | 1.65 | WT% | UNKNOWN | |
| AL2O3 | 15.9 | WT% | UNKNOWN | |
| FEOT | 9 | WT% | UNKNOWN | |
| MNO | 0.31 | WT% | UNKNOWN | |
| MGO | 3.09 | WT% | UNKNOWN | |
| CAO | 4.09 | WT% | UNKNOWN | |
| NA2O | 4.37 | WT% | UNKNOWN | |
| K2O | 3.82 | WT% | UNKNOWN | |
| P2O5 | 1.04 | WT% | UNKNOWN | |
| TOTAL | 100 | WT% | UNKNOWN | |
| SC | 16.8 | PPM | UNKNOWN | |
| NI | 18.2 | PPM | UNKNOWN | |
| ZN | 157 | PPM | UNKNOWN | |
| RB | 74 | PPM | UNKNOWN | |
| SR | 537 | PPM | UNKNOWN | |
| Y | 62 | PPM | UNKNOWN | |
| ZR | 519 | PPM | UNKNOWN | |
| NB | 35.5 | PPM | UNKNOWN | |
| CS | 0.65 | PPM | UNKNOWN | |
| BA | 2195 | PPM | UNKNOWN | |
| LA | 74 | PPM | UNKNOWN | |
| CE | 144 | PPM | UNKNOWN | |
| ND | 85 | PPM | UNKNOWN | |
| SM | 15.1 | PPM | UNKNOWN | |
| EU | 4.69 | PPM | UNKNOWN | |
| TB | 2.63 | PPM | UNKNOWN | |
| YB | 4.68 | PPM | UNKNOWN | |
| LU | 0.65 | PPM | UNKNOWN | |
| HF | 11.4 | PPM | UNKNOWN | |
| TA | 5.83 | PPM | UNKNOWN | |
| TH | 6.5 | PPM | UNKNOWN | |
| U | 3.66 | PPM | UNKNOWN |