Sample 166
NavDat sample number 52818 · ANDESITE
Sample
| Sample ID | 166 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.6883 |
|---|---|
| Longitude | -121.677 |
| 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 | 60.2 | WT% | XRF | |
| AL2O3 | 16.2 | WT% | XRF | |
| FEOT | 7.2 | WT% | XRF | |
| MGO | 2.51 | WT% | XRF | |
| CAO | 5.53 | WT% | XRF | |
| NA2O | 4.58 | WT% | XRF | |
| K2O | 2 | WT% | XRF | |
| TIO2 | 1.3 | WT% | XRF | |
| P2O5 | 0.36 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| TOTAL | 99.67 | WT% | XRF | |
| LOI | 0.93 | WT% | XRF | |
| NA2O | 4.77 | WT% | FPHOT | |
| K2O | 1.981 | WT% | FPHOT | |
| FEOT | 5.76 | WT% | WET | |
| H2O_PLUS | 0.75 | WT% | WET | |
| H2O_MINUS | 0.1 | WT% | WET | |
| CO2 | 0.14 | WT% | WET | |
| RB | 48 | PPM | XRF | |
| SR | 328 | PPM | XRF | |
| Y | 39 | PPM | XRF | |
| ZR | 244 | PPM | XRF | |
| NB | 11 | PPM | XRF | |
| BA | 681 | PPM | XRF | |
| CU | 35 | PPM | XRF | |
| ZN | 85 | PPM | XRF | |
| SC | 21.4 | PPM | INAA | |
| CR | 19 | PPM | INAA | |
| CO | 14.6 | PPM | INAA | |
| RB | 46 | PPM | INAA | |
| SR | 301 | PPM | INAA | |
| ZR | 214 | PPM | INAA | |
| SB | 0.17 | PPM | INAA | |
| CS | 2.53 | PPM | INAA | |
| BA | 583 | PPM | INAA | |
| LA | 17.7 | PPM | INAA | |
| CE | 36.2 | PPM | INAA | |
| ND | 22.5 | PPM | INAA | |
| SM | 4.99 | PPM | INAA | |
| EU | 1.7 | PPM | INAA | |
| GD | 5.68 | PPM | INAA | |
| TB | 0.998 | PPM | INAA | |
| DY | 6.29 | PPM | INAA | |
| TM | 0.62 | PPM | INAA | |
| YB | 3.65 | PPM | INAA | |
| LU | 0.622 | PPM | INAA | |
| HF | 5.02 | PPM | INAA | |
| TA | 0.585 | PPM | INAA | |
| TH | 4.38 | PPM | INAA | |
| U | 1.71 | PPM | INAA | |
| MN | 1080 | PPM | INAA |