Sample 812-1
NavDat sample number 34475 · ANDESITE
Sample
| Sample ID | 812-1 |
|---|---|
| Rock name | ANDESITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | intrusion |
Location
| Latitude | 44.7954 |
|---|---|
| Longitude | -122.272 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 12 | 7 | 17 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 61.97 | WT% | ICPAES | |
| TIO2 | 0.87 | WT% | ICPAES | |
| AL2O3 | 16.94 | WT% | ICPAES | |
| FEOT | 5.47 | WT% | TIT | |
| MNO | 0.09 | WT% | ICPAES | |
| MGO | 3.05 | WT% | ICPAES | |
| CAO | 5.24 | WT% | ICPAES | |
| NA2O | 3.93 | WT% | ICPAES | |
| K2O | 2.06 | WT% | ICPAES | |
| P2O5 | 0.38 | WT% | ICPAES | |
| TOTAL | 98.83 | WT% | ICPAES | |
| LOI | 2.5 | WT% | ICPAES | |
| BA | 385 | PPM | INAA | |
| LA | 19.7 | PPM | INAA | |
| CE | 39.3 | PPM | INAA | |
| RB | 50 | PPM | INAA | |
| SR | 532 | PPM | INAA | |
| AG | 0.5 | PPM | INAA | |
| CU | 30 | PPM | INAA | |
| MO | -1 | PPM | INAA | |
| PB | 13 | PPM | INAA | |
| ZN | 45 | PPM | INAA |