Sample 1694
NavDat sample number 53188 · TUFF
Sample
| Sample ID | 1694 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.56 |
|---|---|
| Longitude | -121.503 |
| State / province | California |
| Volcanic field | Medicine Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.29 | 0.029 | 0.549 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 65.6 | WT% | XRF | |
| AL2O3 | 16.6 | WT% | XRF | |
| FEOT | 5.05 | WT% | XRF | |
| MGO | 1.37 | WT% | XRF | |
| CAO | 3.37 | WT% | XRF | |
| NA2O | 4.31 | WT% | XRF | |
| K2O | 2.31 | WT% | XRF | |
| TIO2 | 1.02 | WT% | XRF | |
| P2O5 | 0.25 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| TOTAL | 95.3 | WT% | XRF | |
| LOI | 4.4 | WT% | XRF | |
| RB | 68 | PPM | XRF | |
| SR | 338 | PPM | XRF | |
| Y | 36 | PPM | XRF | |
| ZR | 273 | PPM | XRF | |
| NB | 10 | PPM | XRF | |
| BA | 628 | PPM | XRF | |
| NI | 3 | PPM | XRF | |
| CU | 14 | PPM | XRF | |
| ZN | 74 | PPM | XRF | |
| CR | 7 | PPM | XRF | |
| SC | 13.28 | PPM | INAA | |
| CR | -2 | PPM | INAA | |
| CO | 7.2 | PPM | INAA | |
| ZN | 66 | PPM | INAA | |
| RB | 59 | PPM | INAA | |
| SR | 328 | PPM | INAA | |
| ZR | 249 | PPM | INAA | |
| SB | 0.33 | PPM | INAA | |
| CS | 3.25 | PPM | INAA | |
| BA | 586 | PPM | INAA | |
| LA | 18.8 | PPM | INAA | |
| CE | 42.7 | PPM | INAA | |
| ND | 19.4 | PPM | INAA | |
| SM | 5.08 | PPM | INAA | |
| EU | 1.19 | PPM | INAA | |
| TB | 0.793 | PPM | INAA | |
| YB | 3.23 | PPM | INAA | |
| LU | 0.489 | PPM | INAA | |
| HF | 6.28 | PPM | INAA | |
| TA | 0.709 | PPM | INAA | |
| TH | 6.96 | PPM | INAA | |
| U | 2.08 | PPM | INAA |