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Sample B-18
NavDat sample number 15094 · ANDESITE
Sample
| Sample ID | B-18 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 44.5272 |
|---|
| Longitude | -122.09 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 12 |
|
10 |
14 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 63.62 | | WT% | AAS |
| TIO2 | 0.9 | | WT% | AAS |
| AL2O3 | 16.62 | | WT% | AAS |
| FEOT | 5.81 | | WT% | AAS |
| MNO | 0.1 | | WT% | AAS |
| MGO | 1.41 | | WT% | AAS |
| CAO | 4.29 | | WT% | AAS |
| NA2O | 4.04 | | WT% | AAS |
| K2O | 2.92 | | WT% | AAS |
| P2O5 | 0.29 | | WT% | AAS |
| TOTAL | 100.89 | | WT% | AAS |
| LOI | 1.15 | | WT% | AAS |
| BA | 485 | | PPM | AAS |
| RB | 68 | | PPM | AAS |
| SR | 275 | | PPM | AAS |
