Sample 19
NavDat sample number 129167 · LAMPROPHYRE
Sample
| Sample ID | 19 |
|---|---|
| Rock name | LAMPROPHYRE |
| Rock type | PLUTONIC |
| Composition | EXOTIC |
| Material | IGNEOUS |
| Comment | Alkali gabbro dike/gabbroic lamprophyre |
Location
| Latitude | 37.47 |
|---|---|
| Longitude | -105.15 |
| Location | Lake Mexican |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 24 | 22 | 26 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 50.5 | WT% | XRF | |
| AL2O3 | 16.13 | WT% | XRF | |
| FE2O3 | 11.06 | WT% | XRF | |
| MNO | 0.18 | WT% | XRF | |
| MGO | 5.16 | WT% | XRF | |
| CAO | 7.62 | WT% | XRF | |
| NA2O | 5.12 | WT% | FPHOT | |
| K2O | 1.2 | WT% | FPHOT | |
| TIO2 | 2.03 | WT% | XRF | |
| P2O5 | 0.56 | WT% | XRF | |
| ZR | 166 | PPM | XRF | |
| NB | 36 | PPM | XRF | |
| RB | 13.9 | PPM | XRF | |
| SR | 753 | PPM | XRF | |
| BA | 1893 | PPM | XRF | |
| Y | 23 | PPM | XRF | |
| SC | 22 | PPM | XRF | |
| NI | 58 | PPM | XRF | |
| CR | 93 | PPM | XRF | |
| V | 233 | PPM | XRF | |
| LA | 36.5 | PPM | MS-ID | |
| CE | 69.4 | PPM | MS-ID | |
| ND | 32.9 | PPM | MS-ID | |
| SM | 6.4 | PPM | MS-ID | |
| EU | 2.04 | PPM | MS-ID | |
| GD | 5.75 | PPM | MS-ID | |
| DY | 4.62 | PPM | MS-ID | |
| ER | 2.26 | PPM | MS-ID | |
| YB | 1.89 | PPM | MS-ID | |
| LU | 0.277 | PPM | MS-ID | |
| K | 0.97 | WT% | MS-ID | |
| RB | 13.9 | PPM | MS-ID | |
| SR | 753 | PPM | MS-ID | |
| BA | 1893 | PPM | MS-ID | |
| SR87_SR86 | 0.7074 | MS | ||
| SR87_SR86_INITIAL | 0.7074 | MS | ||
| RB87_SR86 | 0.054 | MS-ID |