Sample BB83-19
NavDat sample number 15058 · TRACHYTE
Sample
| Sample ID | BB83-19 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 29.2833 |
|---|---|
| Longitude | -103.2 |
| Location | Grapevine Hills, BBNP |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 32 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 65.76 | WT% | XRF | |
| TIO2 | 0.26 | WT% | XRF | |
| AL2O3 | 14.65 | WT% | XRF | |
| FE2O3T | 5.55 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| MGO | 0.55 | WT% | XRF | |
| CAO | 1.26 | WT% | XRF | |
| NA2O | 4.62 | WT% | XRF | |
| K2O | 5.8 | WT% | XRF | |
| P2O5 | 0.13 | WT% | XRF | |
| TOTAL | 98.73 | WT% | XRF | |
| SC | 5.88 | PPM | INAA | |
| CR | 2.68 | PPM | INAA | |
| ZN | 129 | PPM | INAA | |
| RB | 139 | PPM | INAA | |
| SR | 65 | PPM | XRF | |
| Y | 23 | PPM | XRF | |
| ZR | 706 | PPM | INAA | |
| NB | 53 | PPM | XRF | |
| CS | 1.66 | PPM | INAA | |
| BA | 379 | PPM | INAA | |
| LA | 80.14 | PPM | INAA | |
| CE | 165 | PPM | INAA | |
| ND | 86.85 | PPM | INAA | |
| SM | 14.07 | PPM | INAA | |
| EU | 1.3 | PPM | INAA | |
| TB | 1.94 | PPM | INAA | |
| YB | 5.79 | PPM | INAA | |
| LU | 0.85 | PPM | INAA | |
| HF | 18.45 | PPM | INAA | |
| TA | 4.77 | PPM | INAA | |
| TH | 16.93 | PPM | INAA | |
| U | 3.43 | PPM | INAA |