Sample T-5
NavDat sample number 67194 · TUFF
Sample
| Sample ID | T-5 |
|---|---|
| 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 | 65.5 | WT% | XRF | |
| AL2O3 | 15.9 | WT% | XRF | |
| FE2O3 | 3.36 | WT% | XRF | |
| MGO | 0.87 | WT% | XRF | |
| CAO | 2.67 | WT% | XRF | |
| NA2O | 6.31 | WT% | XRF | |
| K2O | 2.34 | WT% | XRF | |
| TIO2 | 0.51 | WT% | XRF | |
| P2O5 | 0.16 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| BA | 1480 | PPM | XRF | |
| NB | 14 | PPM | XRF | |
| ZR | 376 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| SR | 871 | PPM | XRF | |
| RB | 61 | PPM | XRF | |
| SC | 6.68 | PPM | INAA | |
| CR | 2.1 | PPM | INAA | |
| CO | 4.25 | PPM | INAA | |
| SB | 0.114 | PPM | INAA | |
| RB | 55 | PPM | INAA | |
| SR | 860 | PPM | INAA | |
| CS | 0.66 | PPM | INAA | |
| BA | 1310 | PPM | INAA | |
| LA | 110.5 | PPM | INAA | |
| CE | 199.9 | PPM | INAA | |
| ND | 80 | PPM | INAA | |
| SM | 9.38 | PPM | INAA | |
| EU | 2.29 | PPM | INAA | |
| TB | 0.58 | PPM | INAA | |
| YB | 1.98 | PPM | INAA | |
| LU | 0.345 | PPM | INAA | |
| ZR | 330 | PPM | INAA | |
| HF | 10.4 | PPM | INAA | |
| TA | 0.49 | PPM | INAA | |
| TH | 17.9 | PPM | INAA | |
| U | 2.55 | PPM | INAA |