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Sample 84CG-V29
NavDat sample number 14628 · ANDESITE
Sample
| Sample ID | 84CG-V29 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | Andesite |
|---|
Location
| Latitude | 46.1287 |
|---|
| Longitude | -122.266 |
|---|
| Location | Mt. St. Helens |
|---|
| State / province | Washington |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 15.4 |
|
14.9 |
15.9 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 58.4 | | WT% | AAS |
| AL2O3 | 16.1 | | WT% | AAS |
| FE2O3 | 2.26 | | WT% | AAS |
| FEO | 4.78 | | WT% | AAS |
| MGO | 3.56 | | WT% | AAS |
| CAO | 7.09 | | WT% | AAS |
| NA2O | 3.38 | | WT% | AAS |
| K2O | 1.08 | | WT% | AAS |
| H2O | 1.68 | | WT% | AAS |
| H2O_MINUS | 0.51 | | WT% | AAS |
| TIO2 | 1.11 | | WT% | AAS |
| P2O5 | 0.23 | | WT% | AAS |
| MNO | 0.12 | | WT% | AAS |
| TOTAL | 100.33 | | WT% | UNKNOWN |
