Sample Z-1
NavDat sample number 67197 · TUFF
Sample
| Sample ID | Z-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 | 55.3 | WT% | XRF | |
| AL2O3 | 17.4 | WT% | XRF | |
| FE2O3 | 8.93 | WT% | XRF | |
| MGO | 2.84 | WT% | XRF | |
| CAO | 6.65 | WT% | XRF | |
| NA2O | 2.91 | WT% | XRF | |
| K2O | 2.27 | WT% | XRF | |
| TIO2 | 1.12 | WT% | XRF | |
| P2O5 | 0.42 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| LOI | 1.99 | WT% | XRF | |
| BA | 1353 | PPM | XRF | |
| NB | 13 | PPM | XRF | |
| ZR | 349 | PPM | XRF | |
| Y | 29 | PPM | XRF | |
| SR | 1002 | PPM | XRF | |
| RB | 50 | PPM | XRF | |
| SIO2 | 67.7 | WT% | EPMA | |
| AL2O3 | 16 | WT% | EPMA | |
| FEO | 2.99 | WT% | EPMA | |
| MGO | 0.99 | WT% | EPMA | |
| CAO | 3.47 | WT% | EPMA | |
| NA2O | 3.73 | WT% | EPMA | |
| K2O | 3.78 | WT% | EPMA | |
| TIO2 | 0.59 | WT% | EPMA | |
| P2O5 | 0.26 | WT% | EPMA | |
| MNO | 0.07 | WT% | EPMA | |
| BAO | 0.35 | WT% | EPMA | |
| SC | 16.49 | PPM | INAA | |
| CR | 16 | PPM | INAA | |
| CO | 19.2 | PPM | INAA | |
| ARSENIC | 2.5 | PPM | INAA | |
| BR | 0.32 | PPM | INAA | |
| SB | 0.08 | PPM | INAA | |
| RB | 53 | PPM | INAA | |
| SR | 960 | PPM | INAA | |
| CS | 1.05 | PPM | INAA | |
| BA | 1240 | PPM | INAA | |
| LA | 59.2 | PPM | INAA | |
| CE | 117.1 | PPM | INAA | |
| ND | 55 | PPM | INAA | |
| SM | 8.57 | PPM | INAA | |
| EU | 2.17 | PPM | INAA | |
| TB | 0.77 | PPM | INAA | |
| YB | 2.24 | PPM | INAA | |
| LU | 0.337 | PPM | INAA | |
| ZR | 300 | PPM | INAA | |
| HF | 8.88 | PPM | INAA | |
| TA | 0.423 | PPM | INAA | |
| TH | 9.6 | PPM | INAA | |
| U | 1.58 | PPM | INAA |