Sample MM 822
NavDat sample number 4117 · ANDESITE
Sample
| Sample ID | MM 822 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | O'Leary Peak rhyodacite porphyry |
Location
| Latitude | 35.4005 |
|---|---|
| Longitude | -111.534 |
| State / province | Arizona |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.45 | 0.2 | 0.7 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.6 | WT% | RAPID_ROCK | |
| TIO2 | 1.76 | WT% | RAPID_ROCK | |
| AL2O3 | 17.6 | WT% | RAPID_ROCK | |
| FE2O3 | 9.46 | WT% | RAPID_ROCK | |
| FEO | 0.05 | WT% | RAPID_ROCK | |
| MNO | 0.18 | WT% | RAPID_ROCK | |
| MGO | 2.5 | WT% | RAPID_ROCK | |
| CAO | 5 | WT% | RAPID_ROCK | |
| NA2O | 4.7 | WT% | RAPID_ROCK | |
| K2O | 2.2 | WT% | RAPID_ROCK | |
| P2O5 | 0.53 | WT% | RAPID_ROCK | |
| H2O | 0.13 | WT% | RAPID_ROCK | |
| H2O_MINUS | 0.33 | WT% | RAPID_ROCK | |
| CO2 | 0.07 | WT% | RAPID_ROCK | |
| TOTAL | 100.16 | WT% | RAPID_ROCK |