Sample R185A
NavDat sample number 1356 · NOT GIVEN
Sample
| Sample ID | R185A |
|---|---|
| Rock name | NOT GIVEN |
| Rock type | VOLCANIC |
| Material | IGNEOUS |
Location
| Latitude | 37.8056 |
|---|---|
| Longitude | -106.787 |
| Location | north of East Bellows Creek |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.1 | 27 | 27.2 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 67.68 | WT% | XRF | |
| TIO2 | 0.46 | WT% | XRF | |
| AL2O3 | 16.35 | WT% | XRF | |
| FE2O3 | 2.8 | WT% | XRF | |
| MGO | 0.93 | WT% | XRF | |
| CAO | 2.78 | WT% | XRF | |
| NA2O | 3.36 | WT% | XRF | |
| K2O | 5.31 | WT% | XRF | |
| P2O5 | 0.12 | WT% | XRF | |
| MNO | 0.06 | WT% | XRF | |
| LOI | 3.21 | WT% | XRF | |
| TOTAL | 99.85 | WT% | XRF | |
| RB | 166 | PPM | XRF | |
| SR | 446 | PPM | XRF | |
| Y | 19 | PPM | XRF | |
| ZR | 238 | PPM | XRF | |
| NB | 21 | PPM | XRF | |
| BA | 1520 | PPM | INAA | |
| LA | 53 | PPM | INAA | |
| CE | 113 | PPM | INAA | |
| ND | 45 | PPM | INAA | |
| SM | 7.4 | PPM | INAA | |
| EU | 1.6 | PPM | INAA | |
| GD | 5.7 | PPM | INAA | |
| TB | 0.91 | PPM | INAA | |
| YB | 2.5 | PPM | INAA | |
| LU | 0.44 | PPM | INAA |