Sample 726
NavDat sample number 52922 · ANDESITE
Sample
| Sample ID | 726 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.7367 |
|---|---|
| Longitude | -121.518 |
| 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 | 57.3 | WT% | XRF | |
| AL2O3 | 16.6 | WT% | XRF | |
| FEOT | 6.92 | WT% | XRF | |
| MGO | 4.27 | WT% | XRF | |
| CAO | 7.08 | WT% | XRF | |
| NA2O | 3.93 | WT% | XRF | |
| K2O | 1.96 | WT% | XRF | |
| TIO2 | 1.26 | WT% | XRF | |
| P2O5 | 0.56 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| TOTAL | 99.14 | WT% | XRF | |
| LOI | 0.51 | WT% | XRF | |
| FEOT | 4.9 | WT% | WET | |
| H2O_PLUS | 0.56 | WT% | WET | |
| H2O_MINUS | 0.1 | WT% | WET | |
| CO2 | 0.01 | WT% | WET | |
| RB | 47 | PPM | XRF | |
| SR | 575 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| ZR | 197 | PPM | XRF | |
| NB | 11 | PPM | XRF | |
| BA | 584 | PPM | XRF | |
| SC | 19.2 | PPM | INAA | |
| CR | 71 | PPM | INAA | |
| CO | 21.9 | PPM | INAA | |
| RB | 52 | PPM | INAA | |
| SR | 557 | PPM | INAA | |
| ZR | 140 | PPM | INAA | |
| SB | 0.32 | PPM | INAA | |
| CS | 2.35 | PPM | INAA | |
| BA | 624 | PPM | INAA | |
| LA | 28.2 | PPM | INAA | |
| CE | 63.6 | PPM | INAA | |
| ND | 32.8 | PPM | INAA | |
| SM | 6.72 | PPM | INAA | |
| EU | 1.64 | PPM | INAA | |
| GD | 5.97 | PPM | INAA | |
| TB | 0.803 | PPM | INAA | |
| DY | 5.05 | PPM | INAA | |
| TM | 0.39 | PPM | INAA | |
| YB | 2.39 | PPM | INAA | |
| HF | 4.92 | PPM | INAA | |
| TA | 0.891 | PPM | INAA | |
| TH | 5.73 | PPM | INAA | |
| U | 1.87 | PPM | INAA | |
| MN | 928 | PPM | INAA |