Sample 1079
NavDat sample number 53335 · TRACHYTE
Sample
| Sample ID | 1079 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.7883 |
|---|---|
| Longitude | -121.565 |
| State / province | California |
| Volcanic field | Medicine Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 1.81 | 0.583 | 3.04 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 69.3 | WT% | XRF | |
| AL2O3 | 15.6 | WT% | XRF | |
| FEOT | 3.33 | WT% | XRF | |
| MGO | 0.36 | WT% | XRF | |
| CAO | 1.96 | WT% | XRF | |
| NA2O | 5.41 | WT% | XRF | |
| K2O | 3.05 | WT% | XRF | |
| TIO2 | 0.69 | WT% | XRF | |
| P2O5 | 0.2 | WT% | XRF | |
| MNO | 0.05 | WT% | XRF | |
| TOTAL | 99.02 | WT% | XRF | |
| LOI | 1.34 | WT% | XRF | |
| NA2O | 5.62 | WT% | FPHOT | |
| K2O | 3.04 | WT% | FPHOT | |
| RB | 51 | PPM | XRF | |
| SR | 242 | PPM | XRF | |
| Y | 33 | PPM | XRF | |
| ZR | 278 | PPM | XRF | |
| NB | 9 | PPM | XRF | |
| BA | 830 | PPM | XRF | |
| CU | 30 | PPM | XRF | |
| ZN | 65 | PPM | XRF | |
| SC | 10.6 | PPM | INAA | |
| CR | -5 | PPM | INAA | |
| CO | 2.5 | PPM | INAA | |
| ZN | 60 | PPM | INAA | |
| RB | 55 | PPM | INAA | |
| SR | 171 | PPM | INAA | |
| ZR | 300 | PPM | INAA | |
| SB | 0.22 | PPM | INAA | |
| CS | 0.93 | PPM | INAA | |
| BA | 810 | PPM | INAA | |
| LA | 25 | PPM | INAA | |
| CE | 46.2 | PPM | INAA | |
| ND | 29 | PPM | INAA | |
| SM | 6.86 | PPM | INAA | |
| EU | 1.31 | PPM | INAA | |
| GD | -10 | PPM | INAA | |
| TB | 1.1 | PPM | INAA | |
| TM | -2.7 | PPM | INAA | |
| YB | 3.4 | PPM | INAA | |
| LU | 0.49 | PPM | INAA | |
| HF | 7.04 | PPM | INAA | |
| TA | 0.76 | PPM | INAA | |
| TH | 6.29 | PPM | INAA | |
| U | 2.1 | PPM | INAA |