Sample 1282
NavDat sample number 53036 · ANDESITE
Sample
| Sample ID | 1282 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.585 |
|---|---|
| Longitude | -121.552 |
| 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 | 16.8 | WT% | XRF | |
| FEOT | 7.92 | WT% | XRF | |
| MGO | 2.91 | WT% | XRF | |
| CAO | 6.35 | WT% | XRF | |
| NA2O | 4.68 | WT% | XRF | |
| K2O | 1.3 | WT% | XRF | |
| TIO2 | 1.49 | WT% | XRF | |
| P2O5 | 0.39 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| TOTAL | 99.39 | WT% | XRF | |
| LOI | 0.66 | WT% | XRF | |
| NA2O | 4.83 | WT% | FPHOT | |
| K2O | 1.296 | WT% | FPHOT | |
| RB | 30 | PPM | XRF | |
| SR | 496 | PPM | XRF | |
| Y | 29 | PPM | XRF | |
| ZR | 179 | PPM | XRF | |
| NB | 7 | PPM | XRF | |
| BA | 575 | PPM | XRF | |
| NI | -20 | PPM | XRF | |
| CU | 50 | PPM | XRF | |
| ZN | 85 | PPM | XRF | |
| SC | 25.4 | PPM | INAA | |
| CR | 7 | PPM | INAA | |
| CO | 18.9 | PPM | INAA | |
| ZN | 98 | PPM | INAA | |
| RB | 36 | PPM | INAA | |
| SR | 567 | PPM | INAA | |
| ZR | 180 | PPM | INAA | |
| SB | -0.3 | PPM | INAA | |
| CS | 1.2 | PPM | INAA | |
| BA | 600 | PPM | INAA | |
| LA | 17.1 | PPM | INAA | |
| CE | 35.8 | PPM | INAA | |
| ND | 21 | PPM | INAA | |
| SM | 5.28 | PPM | INAA | |
| EU | 1.7 | PPM | INAA | |
| TB | 0.78 | PPM | INAA | |
| YB | 2.7 | PPM | INAA | |
| LU | 0.43 | PPM | INAA | |
| HF | 3.9 | PPM | INAA | |
| TA | 0.53 | PPM | INAA | |
| TH | 2.9 | PPM | INAA | |
| U | 1 | PPM | INAA |