Sample BM-4
NavDat sample number 12226 · BASALT
Sample
| Sample ID | BM-4 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | basalt lava |
Location
| Latitude | 29.2833 |
|---|---|
| Longitude | -103.917 |
| Location | Bee Mountain Basalt, 4 miles SE of Big Hill on River Road |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 34.5 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 51.24 | WT% | XRF | |
| TIO2 | 1.6 | WT% | XRF | |
| AL2O3 | 17.62 | WT% | XRF | |
| FE2O3 | 1.04 | WT% | XRF | |
| FEO | 8.68 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 6.18 | WT% | XRF | |
| CAO | 8.37 | WT% | XRF | |
| NA2O | 3.76 | WT% | XRF | |
| K2O | 1.06 | WT% | XRF | |
| P2O5 | 0.32 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| V | 174 | PPM | MS-ID | |
| CR | 30 | PPM | MS-ID | |
| NI | 56 | PPM | MS-ID | |
| RB | 30 | PPM | MS-ID | |
| SR | 504 | PPM | MS-ID | |
| Y | 34 | PPM | MS-ID | |
| ZR | 200 | PPM | MS-ID | |
| NB | 12 | PPM | MS-ID | |
| BA | 363 | PPM | MS-ID | |
| LA | 23 | PPM | MS-ID | |
| CE | 43 | PPM | MS-ID | |
| ND | 25 | PPM | MS-ID |