Sample T-3
NavDat sample number 67193 · TUFF
Sample
| Sample ID | T-3 |
|---|---|
| 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 | 62.5 | WT% | XRF | |
| AL2O3 | 17.8 | WT% | XRF | |
| FE2O3 | 3.44 | WT% | XRF | |
| MGO | 0.8 | WT% | XRF | |
| CAO | 3.22 | WT% | XRF | |
| NA2O | 6.33 | WT% | XRF | |
| K2O | 2.25 | WT% | XRF | |
| TIO2 | 0.55 | WT% | XRF | |
| P2O5 | 0.2 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| LOI | 1.55 | WT% | XRF | |
| BA | 1370 | PPM | XRF | |
| NB | 14 | PPM | XRF | |
| ZR | 416 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| SR | 867 | PPM | XRF | |
| RB | 61 | PPM | XRF | |
| SC | 7.02 | PPM | INAA | |
| CR | 2.65 | PPM | INAA | |
| CO | 5.13 | PPM | INAA | |
| SB | 0.136 | PPM | INAA | |
| RB | 55 | PPM | INAA | |
| SR | 870 | PPM | INAA | |
| CS | 0.72 | PPM | INAA | |
| BA | 1120 | PPM | INAA | |
| LA | 103.5 | PPM | INAA | |
| CE | 188.9 | PPM | INAA | |
| ND | 74 | PPM | INAA | |
| SM | 9.29 | PPM | INAA | |
| EU | 2.28 | PPM | INAA | |
| TB | 0.62 | PPM | INAA | |
| YB | 1.98 | PPM | INAA | |
| LU | 0.342 | PPM | INAA | |
| ZR | 380 | PPM | INAA | |
| HF | 11 | PPM | INAA | |
| TA | 0.49 | PPM | INAA | |
| TH | 16.8 | PPM | INAA | |
| U | 2.55 | PPM | INAA |