Sample 380
NavDat sample number 52850 · ANDESITE
Sample
| Sample ID | 380 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.635 |
|---|---|
| Longitude | -121.722 |
| 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 | 61.9 | WT% | XRF | |
| AL2O3 | 17 | WT% | XRF | |
| FEOT | 5.51 | WT% | XRF | |
| MGO | 3.21 | WT% | XRF | |
| CAO | 5.65 | WT% | XRF | |
| NA2O | 3.58 | WT% | XRF | |
| K2O | 2.13 | WT% | XRF | |
| TIO2 | 0.74 | WT% | XRF | |
| P2O5 | 0.23 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| TOTAL | 99.01 | WT% | XRF | |
| LOI | 1.14 | WT% | XRF | |
| RB | 72 | PPM | XRF | |
| SR | 421 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| ZR | 167 | PPM | XRF | |
| NB | 9 | PPM | XRF | |
| BA | 580 | PPM | XRF | |
| SC | 14.2 | PPM | INAA | |
| CR | 53 | PPM | INAA | |
| CO | 16.3 | PPM | INAA | |
| RB | 61 | PPM | INAA | |
| SR | 402 | PPM | INAA | |
| ZR | 124 | PPM | INAA | |
| SB | 0.26 | PPM | INAA | |
| CS | 3.41 | PPM | INAA | |
| BA | 560 | PPM | INAA | |
| LA | 17.3 | PPM | INAA | |
| CE | 34.2 | PPM | INAA | |
| ND | 17.3 | PPM | INAA | |
| SM | 3.84 | PPM | INAA | |
| EU | 1.01 | PPM | INAA | |
| GD | 3.43 | PPM | INAA | |
| TB | 0.551 | PPM | INAA | |
| DY | 3.61 | PPM | INAA | |
| YB | 1.93 | PPM | INAA | |
| HF | 3.48 | PPM | INAA | |
| TA | 0.506 | PPM | INAA | |
| TH | 5.44 | PPM | INAA | |
| U | 2.11 | PPM | INAA | |
| MN | 818 | PPM | INAA |