Sample 91-21
NavDat sample number 43247 · ANDESITE
Sample
| Sample ID | 91-21 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 42.2184 |
|---|---|
| Longitude | -122.188 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 1.88 | 1.66 | 2.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.71 | WT% | UNKNOWN | |
| TIO2 | 1.05 | WT% | UNKNOWN | |
| AL2O3 | 17.88 | WT% | UNKNOWN | |
| FE2O3 | 3.27 | WT% | UNKNOWN | |
| FEO | 5 | WT% | UNKNOWN | |
| MNO | 0.14 | WT% | UNKNOWN | |
| MGO | 5.24 | WT% | UNKNOWN | |
| CAO | 7.93 | WT% | UNKNOWN | |
| NA2O | 3.89 | WT% | UNKNOWN | |
| P2O5 | 0.27 | WT% | UNKNOWN | |
| LOI | 0.81 | WT% | UNKNOWN | |
| FE2O3T | 8.83 | WT% | UNKNOWN | |
| RB | 10.7 | PPM | UNKNOWN | |
| SR | 592 | PPM | UNKNOWN | |
| Y | 24.5 | PPM | UNKNOWN | |
| ZR | 97 | PPM | UNKNOWN | |
| NI | 61 | PPM | UNKNOWN | |
| CR | 118 | PPM | UNKNOWN | |
| NB | 4.3 | PPM | UNKNOWN | |
| GA | 18.7 | PPM | UNKNOWN | |
| CU | 70 | PPM | UNKNOWN | |
| ZN | 73 | PPM | UNKNOWN | |
| CO | 28 | PPM | UNKNOWN | |
| BA | 368 | PPM | UNKNOWN | |
| LA | 14 | PPM | UNKNOWN | |
| CE | 31 | PPM | UNKNOWN | |
| TH | 4.7 | PPM | UNKNOWN | |
| PB | 5.9 | PPM | UNKNOWN | |
| BE | 1.5 | PPM | UNKNOWN | |
| SC | 22 | PPM | UNKNOWN | |
| YB | 2.4 | PPM | UNKNOWN |