Sample 102-4
NavDat sample number 34465 · ANDESITE
Sample
| Sample ID | 102-4 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.7797 |
|---|---|
| Longitude | -122.277 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 16 | 14 | 19 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 62.14 | WT% | ICPAES | |
| TIO2 | 1.12 | WT% | ICPAES | |
| AL2O3 | 18.66 | WT% | ICPAES | |
| FEOT | 5.16 | WT% | TIT | |
| MNO | 0.05 | WT% | ICPAES | |
| MGO | 1.2 | WT% | ICPAES | |
| CAO | 3.95 | WT% | ICPAES | |
| NA2O | 6.03 | WT% | ICPAES | |
| K2O | 1.22 | WT% | ICPAES | |
| P2O5 | 0.47 | WT% | ICPAES | |
| TOTAL | 98.31 | WT% | ICPAES | |
| LOI | 3.35 | WT% | ICPAES | |
| BA | 241 | PPM | INAA | |
| LA | 18.9 | PPM | INAA | |
| CE | 37.3 | PPM | INAA | |
| RB | 50 | PPM | INAA | |
| SR | 467 | PPM | INAA | |
| AG | -0.3 | PPM | INAA | |
| CU | 7 | PPM | INAA | |
| MO | 1 | PPM | INAA | |
| PB | 7 | PPM | INAA | |
| ZN | 8 | PPM | INAA |