Sample 505
NavDat sample number 52882 · ANDESITE
Sample
| Sample ID | 505 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.5417 |
|---|---|
| Longitude | -121.803 |
| State / province | California |
| Volcanic field | Medicine Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.254 | 0.029 | 0.549 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 60.1 | WT% | XRF | |
| AL2O3 | 17.8 | WT% | XRF | |
| FEOT | 6.61 | WT% | XRF | |
| MGO | 2.38 | WT% | XRF | |
| CAO | 5.49 | WT% | XRF | |
| NA2O | 4.49 | WT% | XRF | |
| K2O | 1.75 | WT% | XRF | |
| TIO2 | 0.95 | WT% | XRF | |
| P2O5 | 0.31 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| TOTAL | 99.58 | WT% | XRF | |
| LOI | 0.39 | WT% | XRF | |
| RB | 44 | PPM | XRF | |
| SR | 477 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| ZR | 166 | PPM | XRF | |
| NB | 8 | PPM | XRF | |
| BA | 550 | PPM | XRF | |
| SC | 13 | PPM | INAA | |
| CO | 12.9 | PPM | INAA | |
| RB | 35 | PPM | INAA | |
| SR | 469 | PPM | INAA | |
| ZR | 134 | PPM | INAA | |
| SB | 0.07 | PPM | INAA | |
| CS | 1.65 | PPM | INAA | |
| BA | 483 | PPM | INAA | |
| LA | 16.2 | PPM | INAA | |
| CE | 33.2 | PPM | INAA | |
| ND | 18.2 | PPM | INAA | |
| SM | 4.01 | PPM | INAA | |
| EU | 1.26 | PPM | INAA | |
| GD | 4.51 | PPM | INAA | |
| TB | 0.657 | PPM | INAA | |
| DY | 352 | PPM | INAA | |
| YB | 2.25 | PPM | INAA | |
| LU | 0.365 | PPM | INAA | |
| HF | 3.6 | PPM | INAA | |
| TA | 0.403 | PPM | INAA | |
| TH | 3.1 | PPM | INAA | |
| U | 1.1 | PPM | INAA | |
| MN | 949 | PPM | INAA |