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Sample TPC402
NavDat sample number 12692 · TRACHYTE
Sample
| Sample ID | TPC402 |
|---|
| Rock name | TRACHYTE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 29.25 |
|---|
| Longitude | -103.25 |
|---|
| Location | densely welded ash-flow tuff, Lost Mine Member |
|---|
| State / province | Texas |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 31 |
|
26 |
38 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 65.17 | | WT% | XRF |
| TIO2 | 0.46 | | WT% | XRF |
| AL2O3 | 14.91 | | WT% | XRF |
| FE2O3 | 7.25 | | WT% | XRF |
| FEO | 0.1 | | WT% | XRF |
| MNO | 0.12 | | WT% | XRF |
| MGO | 0.02 | | WT% | XRF |
| CAO | 0.23 | | WT% | XRF |
| NA2O | 4.64 | | WT% | XRF |
| K2O | 5.58 | | WT% | XRF |
| P2O5 | 0.02 | | WT% | XRF |
| H2O_PLUS | 1.08 | | WT% | XRF |
| H2O_MINUS | 0.28 | | WT% | XRF |
| TOTAL | 99.86 | | WT% | XRF |
| ZN | 125 | | PPM | XRF |
| RB | 183 | | PPM | XRF |
| SR | 25 | | PPM | XRF |
| Y | 58 | | PPM | XRF |
| ZR | 738 | | PPM | XRF |
| NB | 67 | | PPM | XRF |
