Sample 91-85
NavDat sample number 43117 · ANDESITE
Sample
| Sample ID | 91-85 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 42.2497 |
|---|---|
| Longitude | -122.281 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2.78 | 2.68 | 2.88 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 54.08 | WT% | UNKNOWN | |
| TIO2 | 0.91 | WT% | UNKNOWN | |
| AL2O3 | 17.16 | WT% | UNKNOWN | |
| FE2O3 | 3.06 | WT% | UNKNOWN | |
| FEO | 5.09 | WT% | UNKNOWN | |
| MNO | 0.14 | WT% | UNKNOWN | |
| MGO | 6.28 | WT% | UNKNOWN | |
| CAO | 8.41 | WT% | UNKNOWN | |
| NA2O | 3.39 | WT% | UNKNOWN | |
| P2O5 | 0.21 | WT% | UNKNOWN | |
| LOI | 0.41 | WT% | UNKNOWN | |
| FE2O3T | 8.72 | WT% | UNKNOWN | |
| RB | 11.4 | PPM | UNKNOWN | |
| SR | 557 | PPM | UNKNOWN | |
| Y | 21.4 | PPM | UNKNOWN | |
| ZR | 67 | PPM | UNKNOWN | |
| NI | 82 | PPM | UNKNOWN | |
| CR | 178 | PPM | UNKNOWN | |
| NB | 4.1 | PPM | UNKNOWN | |
| GA | 20.8 | PPM | UNKNOWN | |
| CU | 75 | PPM | UNKNOWN | |
| ZN | 69 | PPM | UNKNOWN | |
| CO | 32 | PPM | UNKNOWN | |
| BA | 316 | PPM | UNKNOWN | |
| LA | 10 | PPM | UNKNOWN | |
| CE | 24 | PPM | UNKNOWN | |
| TH | 4.5 | PPM | UNKNOWN | |
| PB | 4.6 | PPM | UNKNOWN | |
| BE | 1.4 | PPM | UNKNOWN | |
| SC | 23 | PPM | UNKNOWN | |
| YB | 1.7 | PPM | UNKNOWN |