← Search
Sample B-282
NavDat sample number 15066 · BASALTIC-ANDESITE
Sample
| Sample ID | B-282 |
|---|
| Rock name | BASALTIC-ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 44.419 |
|---|
| Longitude | -122.068 |
|---|
| State / province | Oregon |
|---|
| Location comment | Three Pyramids |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 7.22 |
|
7.05 |
7.39 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 55.94 | | WT% | AAS |
| TIO2 | 0.82 | | WT% | AAS |
| AL2O3 | 18.5 | | WT% | AAS |
| FEOT | 7.29 | | WT% | AAS |
| MNO | 0.14 | | WT% | AAS |
| MGO | 4.56 | | WT% | AAS |
| CAO | 7.22 | | WT% | AAS |
| NA2O | 3.56 | | WT% | AAS |
| K2O | 1.57 | | WT% | AAS |
| P2O5 | 0.4 | | WT% | AAS |
| TOTAL | 99.79 | | WT% | AAS |
| LOI | 0.39 | | WT% | AAS |
| RB | 16 | | PPM | AAS |
| SR | 625 | | PPM | AAS |
