Sample E-1
NavDat sample number 7509 · DACITE
Sample
| Sample ID | E-1 |
|---|---|
| Alternate ID | GM-41 |
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | Huber, unpublished |
Location
| Latitude | 37.995 |
|---|---|
| Longitude | -118.7 |
| State / province | California |
| Volcanic field | Adobe |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 32.5 | 0 | 65 | Cenozoic |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 63.03 | WT% | XRF | |
| AL2O3 | 16.8 | WT% | XRF | |
| FE2O3 | 3.08 | WT% | XRF | |
| FEO | 1.3 | WT% | TIT | |
| MGO | 1.1 | WT% | XRF | |
| CAO | 2.46 | WT% | XRF | |
| NA2O | 3.93 | WT% | XRF | |
| K2O | 5.35 | WT% | XRF | |
| H2O_PLUS | 0.41 | WT% | TIT | |
| H2O_MINUS | 0.36 | WT% | TIT | |
| TIO2 | 0.89 | WT% | XRF | |
| P2O5 | 0.25 | WT% | XRF | |
| MNO | 0.07 | WT% | XRF | |
| CO2 | 0.29 | WT% | UNKNOWN | |
| RB | 230 | PPM | XRF | |
| SR | 400 | PPM | XRF | |
| BA | 1500 | PPM | XRF | |
| SC | 10 | PPM | XRF | |
| Y | 31 | PPM | XRF | |
| V | 40 | PPM | XRF | |
| CR | 39 | PPM | XRF | |
| NI | 14 | PPM | XRF |