Sample 412
NavDat sample number 52858 · ANDESITE
Sample
| Sample ID | 412 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.61 |
|---|---|
| Longitude | -121.71 |
| 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 | 62.5 | WT% | XRF | |
| AL2O3 | 16.9 | WT% | XRF | |
| FEOT | 5.25 | WT% | XRF | |
| MGO | 2.95 | WT% | XRF | |
| CAO | 5.39 | WT% | XRF | |
| NA2O | 3.55 | WT% | XRF | |
| K2O | 2.39 | WT% | XRF | |
| TIO2 | 0.74 | WT% | XRF | |
| P2O5 | 0.24 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| TOTAL | 98.83 | WT% | XRF | |
| LOI | 0.9 | WT% | XRF | |
| FEOT | 4.42 | WT% | WET | |
| H2O_PLUS | 0.92 | WT% | WET | |
| H2O_MINUS | 0.19 | WT% | WET | |
| CO2 | 0.06 | WT% | WET | |
| RB | 68 | PPM | XRF | |
| SR | 412 | PPM | XRF | |
| Y | 19 | PPM | XRF | |
| ZR | 175 | PPM | XRF | |
| NB | 9 | PPM | XRF | |
| BA | 621 | PPM | XRF | |
| SC | 15.2 | PPM | INAA | |
| CR | 57 | PPM | INAA | |
| CO | 18.3 | PPM | INAA | |
| RB | 51 | PPM | INAA | |
| SR | 442 | PPM | INAA | |
| ZR | 168 | PPM | INAA | |
| SB | 0.22 | PPM | INAA | |
| CS | 3.81 | PPM | INAA | |
| BA | 564 | PPM | INAA | |
| LA | 18.9 | PPM | INAA | |
| CE | 39 | PPM | INAA | |
| ND | 22.9 | PPM | INAA | |
| SM | 4.38 | PPM | INAA | |
| EU | 1.15 | PPM | INAA | |
| GD | 4.32 | PPM | INAA | |
| TB | 0.626 | PPM | INAA | |
| TM | 0.37 | PPM | INAA | |
| YB | 2.01 | PPM | INAA | |
| LU | 0.315 | PPM | INAA | |
| HF | 4.09 | PPM | INAA | |
| TA | 0.595 | PPM | INAA | |
| TH | 5.32 | PPM | INAA | |
| U | 2.46 | PPM | INAA | |
| MN | 785 | PPM | INAA |