Sample E-2-1
NavDat sample number 1314 · ANDESITE
Sample
| Sample ID | E-2-1 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 34.1263 |
|---|---|
| Longitude | -118.77 |
| Location | Malibu Lake area of the western Santa Monica Mountains, Los Angeles County |
| State / province | California |
| Volcanic field | Conejo Volcanics |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 16.7 | 16.3 | 17.1 | Miocene |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 59.8 | WT% | UNKNOWN | |
| AL2O3 | 15.98 | WT% | UNKNOWN | |
| FE2O3 | 1.59 | WT% | UNKNOWN | |
| FEO | 4.06 | WT% | UNKNOWN | |
| MGO | 5.05 | WT% | UNKNOWN | |
| CAO | 5.72 | WT% | UNKNOWN | |
| NA2O | 3.9 | WT% | UNKNOWN | |
| K2O | 0.77 | WT% | UNKNOWN | |
| H2O_PLUS | 1.31 | WT% | UNKNOWN | |
| H2O_MINUS | 0.72 | WT% | UNKNOWN | |
| TIO2 | 0.93 | WT% | UNKNOWN | |
| P2O5 | 0.41 | WT% | UNKNOWN | |
| MNO | 0.06 | WT% | UNKNOWN | |
| CO2 | 0.14 | WT% | UNKNOWN | |
| S | 0.01 | WT% | UNKNOWN |