Sample BMR-1-20
NavDat sample number 35545 · RHYODACITE
Sample
| Sample ID | BMR-1-20 |
|---|---|
| Rock name | RHYODACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 38.089 |
|---|---|
| Longitude | -105.337 |
| Location | Wakefield Hill road |
| State / province | Colorado |
| Formation | RHYODACITE OF BALD MOUNTAIN |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 30 | 25 | 35 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66.83 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 0.53 | WT% | XRF | |
| AL2O3 | 16.84 | WT% | AAS | |
| FE2O3 | 2.03 | WT% | AAS | |
| FEO | 1.54 | WT% | AAS | |
| MNO | 0.03 | WT% | UNKNOWN | |
| MGO | 0.87 | WT% | AAS | |
| CAO | 2.87 | WT% | XRF | |
| NA2O | 4.77 | WT% | AAS | |
| K2O | 3.47 | WT% | AAS | |
| P2O5 | 0.21 | WT% | XRF | |
| LOI | 1.41 | WT% | LOI | |
| TOTAL | 101.44 | WT% | LOI | |
| BA | 1564 | PPM | XRF | |
| BE | 2 | PPM | UNKNOWN | |
| CO | 14 | PPM | UNKNOWN | |
| CR | 53 | PPM | UNKNOWN | |
| CU | 23 | PPM | UNKNOWN | |
| LI | 24 | PPM | UNKNOWN | |
| NB | 14 | PPM | XRF | |
| NI | 21 | PPM | UNKNOWN | |
| PB | 29 | PPM | UNKNOWN | |
| RB | 70 | PPM | XRF | |
| SR | 1150 | PPM | XRF | |
| TH | 6.3 | PPM | GAMMA-RAY COUNTING | |
| U | 1.8 | PPM | GAMMA-RAY COUNTING | |
| V | 71 | PPM | UNKNOWN | |
| Y | 11 | PPM | ICP | |
| ZN | 63 | PPM | UNKNOWN | |
| ZR | 148 | PPM | XRF | |
| SR87_SR86 | 0.70444 | TIMS_ID | ||
| SR | 2143 | PPM | TIMS_ID |