Sample 678
NavDat sample number 52905 · ANDESITE
Sample
| Sample ID | 678 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.6283 |
|---|---|
| Longitude | -121.528 |
| 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 | 58 | WT% | XRF | |
| AL2O3 | 17 | WT% | XRF | |
| FEOT | 7.52 | WT% | XRF | |
| MGO | 3.08 | WT% | XRF | |
| CAO | 6.78 | WT% | XRF | |
| NA2O | 4.46 | WT% | XRF | |
| K2O | 1.38 | WT% | XRF | |
| TIO2 | 1.34 | WT% | XRF | |
| P2O5 | 0.34 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| TOTAL | 99.26 | WT% | XRF | |
| LOI | 0.63 | WT% | XRF | |
| NA2O | 4.44 | WT% | FPHOT | |
| K2O | 1.387 | WT% | FPHOT | |
| FEOT | 5.18 | WT% | WET | |
| H2O_PLUS | 0.81 | WT% | WET | |
| H2O_MINUS | 0.16 | WT% | WET | |
| RB | 39 | PPM | XRF | |
| SR | 559 | PPM | XRF | |
| Y | 38 | PPM | XRF | |
| ZR | 176 | PPM | XRF | |
| NB | 15 | PPM | XRF | |
| BA | 502 | PPM | XRF | |
| NI | 18 | PPM | XRF | |
| CU | 64 | PPM | XRF | |
| ZN | 59 | PPM | XRF | |
| CR | 19 | PPM | XRF | |
| SC | 27.3 | PPM | INAA | |
| CR | 25 | PPM | INAA | |
| CO | 19.1 | PPM | INAA | |
| RB | 26 | PPM | INAA | |
| SR | 565 | PPM | INAA | |
| ZR | 170 | PPM | INAA | |
| CS | 1.15 | PPM | INAA | |
| BA | 496 | PPM | INAA | |
| LA | 15.7 | PPM | INAA | |
| CE | 35.2 | PPM | INAA | |
| ND | 22.1 | PPM | INAA | |
| SM | 4.09 | PPM | INAA | |
| EU | 1.62 | PPM | INAA | |
| GD | 4.65 | PPM | INAA | |
| TB | 0.83 | PPM | INAA | |
| DY | 5.34 | PPM | INAA | |
| TM | 0.43 | PPM | INAA | |
| YB | 2.7 | PPM | INAA | |
| LU | 0.4 | PPM | INAA | |
| HF | 3.9 | PPM | INAA | |
| TA | 0.506 | PPM | INAA | |
| TH | 3.05 | PPM | INAA | |
| U | 0.8 | PPM | INAA | |
| MN | 1090 | PPM | INAA |