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Sample B74-36
NavDat sample number 5282 · DACITE
Sample
| Sample ID | B74-36 |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 36.0548 |
|---|
| Longitude | -117.729 |
|---|
| State / province | California |
|---|
| Volcanic field | Coso |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 2.66 |
|
0.01 |
5.3 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 63.26 | | WT% | XRF |
| TIO2 | 0.54 | | WT% | XRF |
| AL2O3 | 16.9 | | WT% | XRF |
| FE2O3 | 1.84 | | WT% | XRF |
| FEO | 1.66 | | WT% | XRF |
| MNO | 0.05 | | WT% | XRF |
| MGO | 2.8 | | WT% | AAS |
| CAO | 4.06 | | WT% | XRF |
| NA2O | 3.73 | | WT% | AAS |
| K2O | 3.34 | | WT% | XRF |
| P2O5 | 0.2 | | WT% | UNKNOWN |
| RB | 68 | | PPM | XRF |
| SR | 595 | | PPM | XRF |
