Sample BM-1
NavDat sample number 12229 · BASALTIC-ANDESITE
Sample
| Sample ID | BM-1 |
|---|---|
| Rock name | BASALTIC-ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | basaltic trachyandesite |
Location
| Latitude | 29.2833 |
|---|---|
| Longitude | -103.767 |
| Location | Alamo Creek Basalt, 1mi N of Lajitas |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 47 | 38 | 48 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.78 | WT% | XRF | |
| TIO2 | 2.46 | WT% | XRF | |
| AL2O3 | 15.03 | WT% | XRF | |
| FE2O3 | 1.16 | WT% | XRF | |
| FEO | 9.64 | WT% | XRF | |
| MNO | 0.21 | WT% | XRF | |
| MGO | 2.2 | WT% | XRF | |
| CAO | 7.64 | WT% | XRF | |
| NA2O | 4.14 | WT% | XRF | |
| K2O | 2.64 | WT% | XRF | |
| P2O5 | 1.11 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| V | 89 | PPM | MS-ID | |
| CR | 1.5 | PPM | MS-ID | |
| NI | 6 | PPM | MS-ID | |
| RB | 53 | PPM | MS-ID | |
| SR | 620 | PPM | MS-ID | |
| Y | 56 | PPM | MS-ID | |
| ZR | 371 | PPM | MS-ID | |
| NB | 41 | PPM | MS-ID | |
| BA | 642 | PPM | MS-ID | |
| LA | 52 | PPM | MS-ID | |
| CE | 117 | PPM | MS-ID | |
| ND | 64 | PPM | MS-ID |