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Sample TPC325
NavDat sample number 12694 · TRACHYTE
Sample
| Sample ID | TPC325 |
|---|
| Rock name | TRACHYTE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 29.2333 |
|---|
| Longitude | -103.3 |
|---|
| Location | densely welded ash-flow tuff, Boot Rock Member, BBNP |
|---|
| State / province | Texas |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 32.9 |
|
32.2 |
33.6 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 66.77 | | WT% | XRF |
| TIO2 | 0.32 | | WT% | XRF |
| AL2O3 | 14.58 | | WT% | XRF |
| FE2O3 | 5.21 | | WT% | XRF |
| FEO | 0.17 | | WT% | XRF |
| MNO | 0.05 | | WT% | XRF |
| MGO | 0.05 | | WT% | XRF |
| CAO | 1.35 | | WT% | XRF |
| NA2O | 4.45 | | WT% | XRF |
| K2O | 5.06 | | WT% | XRF |
| P2O5 | 0.09 | | WT% | XRF |
| H2O_PLUS | 0.44 | | WT% | XRF |
| H2O_MINUS | 0.34 | | WT% | XRF |
| CO2 | 0.78 | | WT% | XRF |
| TOTAL | 99.66 | | WT% | XRF |
| NI | 7 | | PPM | XRF |
| ZN | 126 | | PPM | XRF |
| RB | 210 | | PPM | XRF |
| SR | 19 | | PPM | XRF |
| Y | 57 | | PPM | XRF |
| ZR | 1005 | | PPM | XRF |
| NB | 84 | | PPM | XRF |
