← Search
Sample Mar-49
NavDat sample number 16022 · RHYOLITE
Sample
| Sample ID | Mar-49 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | inner ignimbrites |
|---|
Location
| Latitude | 32.9883 |
|---|
| Longitude | -114.585 |
|---|
| Location | Picacho region,Chocolate Mtns |
|---|
| State / province | California |
|---|
| Volcanic field | Inner Volcanics |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 24 |
|
21 |
27 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 72.93 | | WT% | XRF |
| TIO2 | 0.29 | | WT% | XRF |
| AL2O3 | 13.93 | | WT% | XRF |
| FEO | 1.4 | | WT% | XRF |
| MNO | 0.05 | | WT% | XRF |
| MGO | 0.43 | | WT% | XRF |
| CAO | 0.98 | | WT% | XRF |
| NA2O | 2.64 | | WT% | XRF |
| K2O | 4.76 | | WT% | XRF |
| TOTAL | 97.41 | | WT% | XRF |
