Sample BFC 49
NavDat sample number 42890 · RHYOLITE
Sample
| Sample ID | BFC 49 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.461 |
|---|---|
| Longitude | -106.794 |
| Location | Alberta Peak |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 28.5 | 28.4 | 28.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 68 | WT% | XRF | |
| TIO2 | 0.45 | WT% | XRF | |
| AL2O3 | 15.63 | WT% | XRF | |
| FE2O3 | 3.7 | WT% | XRF | |
| MGO | 0.93 | WT% | XRF | |
| CAO | 2.98 | WT% | XRF | |
| NA2O | 3.78 | WT% | XRF | |
| K2O | 4.1 | WT% | XRF | |
| P2O5 | 0.19 | WT% | XRF | |
| MNO | 0.07 | WT% | XRF | |
| LOI | 0.88 | WT% | XRF | |
| TOTAL | 99.83 | WT% | XRF | |
| ZN | 58 | PPM | XRF | |
| RB | 115 | PPM | XRF | |
| SR | 453 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| ZR | 181 | PPM | XRF | |
| NB | 17 | PPM | XRF | |
| PB | 18 | PPM | XRF | |
| TH | 13 | PPM | XRF | |
| BA | 810 | PPM | XRF | |
| LA | 45 | PPM | XRF | |
| CE | 86 | PPM | XRF | |
| ND | 33 | PPM | XRF | |
| CU | 8 | PPM | XRF | |
| V | 53 | PPM | XRF | |
| CR | 7 | PPM | XRF | |
| GA | 18 | PPM | XRF | |
| NI | 7 | PPM | XRF | |
| TH | 13.2 | PPM | INAA | |
| U | 4.4 | PPM | INAA | |
| LA | 45 | PPM | INAA | |
| CE | 86 | PPM | INAA | |
| ND | 32.9 | PPM | INAA | |
| SM | 5.91 | PPM | INAA | |
| EU | 1.24 | PPM | INAA | |
| TB | 0.68 | PPM | INAA | |
| YB | 2.59 | PPM | INAA | |
| LU | 0.41 | PPM | INAA | |
| TA | 1.1 | PPM | INAA | |
| HF | 5.1 | PPM | INAA | |
| SC | 6.5 | PPM | INAA | |
| CO | 7.5 | PPM | INAA | |
| ZN | 58 | PPM | INAA |