Sample 218
NavDat sample number 52828 · ANDESITE
Sample
| Sample ID | 218 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.6817 |
|---|---|
| Longitude | -121.633 |
| 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 | 60.8 | WT% | XRF | |
| AL2O3 | 16.4 | WT% | XRF | |
| FEOT | 6.73 | WT% | XRF | |
| MGO | 2.22 | WT% | XRF | |
| CAO | 4.77 | WT% | XRF | |
| NA2O | 5.17 | WT% | XRF | |
| K2O | 1.69 | WT% | XRF | |
| TIO2 | 1.47 | WT% | XRF | |
| P2O5 | 0.55 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| TOTAL | 100.04 | WT% | XRF | |
| NA2O | 5.39 | WT% | FPHOT | |
| K2O | 1.703 | WT% | FPHOT | |
| FEOT | 4.69 | WT% | WET | |
| H2O_PLUS | 0.31 | WT% | WET | |
| H2O_MINUS | 0.06 | WT% | WET | |
| CO2 | 0.11 | WT% | WET | |
| RB | 36 | PPM | XRF | |
| SR | 419 | PPM | XRF | |
| Y | 31 | PPM | XRF | |
| ZR | 210 | PPM | XRF | |
| NB | 8 | PPM | XRF | |
| BA | 694 | PPM | XRF | |
| CU | 50 | PPM | XRF | |
| ZN | 108 | PPM | XRF | |
| SC | 20.7 | PPM | INAA | |
| CR | 1 | PPM | INAA | |
| CO | 11.4 | PPM | INAA | |
| RB | 37 | PPM | INAA | |
| SR | 428 | PPM | INAA | |
| ZR | 209 | PPM | INAA | |
| SB | 0.23 | PPM | INAA | |
| CS | 1.57 | PPM | INAA | |
| BA | 670 | PPM | INAA | |
| LA | 19.9 | PPM | INAA | |
| CE | 44.2 | PPM | INAA | |
| ND | 25.8 | PPM | INAA | |
| SM | 6.45 | PPM | INAA | |
| EU | 2.05 | PPM | INAA | |
| GD | 6.11 | PPM | INAA | |
| TB | 1.02 | PPM | INAA | |
| DY | 6.13 | PPM | INAA | |
| TM | 0.59 | PPM | INAA | |
| YB | 3.27 | PPM | INAA | |
| LU | 0.566 | PPM | INAA | |
| HF | 4.78 | PPM | INAA | |
| TA | 0.657 | PPM | INAA | |
| TH | 3.78 | PPM | INAA | |
| U | 1.26 | PPM | INAA | |
| MN | 1200 | PPM | INAA |