Sample W-1
NavDat sample number 67196 · TUFF
Sample
| Sample ID | W-1 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | fiamme of Grizzly Peak Tuff |
Location
| Latitude | 39.08 |
|---|---|
| Longitude | -106.58 |
| Location | grizzly peak cauldron |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 33 | 29.7 | 36.3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.6 | WT% | XRF | |
| AL2O3 | 17.7 | WT% | XRF | |
| FE2O3 | 6.4 | WT% | XRF | |
| MGO | 1.99 | WT% | XRF | |
| CAO | 5.88 | WT% | XRF | |
| NA2O | 3 | WT% | XRF | |
| K2O | 2.82 | WT% | XRF | |
| TIO2 | 0.87 | WT% | XRF | |
| P2O5 | 0.34 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| LOI | 1.71 | WT% | XRF | |
| BA | 1592 | PPM | XRF | |
| NB | 14 | PPM | XRF | |
| ZR | 487 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| SR | 977 | PPM | XRF | |
| RB | 66 | PPM | XRF | |
| SC | 11.85 | PPM | INAA | |
| CR | 9.3 | PPM | INAA | |
| CO | 12.01 | PPM | INAA | |
| RB | 73.1 | PPM | INAA | |
| SR | 970 | PPM | INAA | |
| CS | 1.05 | PPM | INAA | |
| BA | 1465 | PPM | INAA | |
| LA | 73.1 | PPM | INAA | |
| CE | 138.9 | PPM | INAA | |
| ND | 59 | PPM | INAA | |
| SM | 8.85 | PPM | INAA | |
| EU | 2.2 | PPM | INAA | |
| TB | 0.66 | PPM | INAA | |
| YB | 2.48 | PPM | INAA | |
| LU | 0.358 | PPM | INAA | |
| ZR | 470 | PPM | INAA | |
| HF | 12.4 | PPM | INAA | |
| TA | 0.47 | PPM | INAA | |
| TH | 11.9 | PPM | INAA | |
| U | 3.8 | PPM | INAA |