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Sample 88L-62D
NavDat sample number 45936 · DACITE
Sample
| Sample ID | 88L-62D |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.583 |
|---|
| Longitude | -106.992 |
|---|
| Location | NW of South River Peak |
|---|
| State / province | COLORADO |
|---|
| Formation | South River Caldera Cycle, Silver River volcanics |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27 |
|
26.9 |
27.1 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 63.18 | | WT% | XRF |
| TIO2 | 0.769956 | | WT% | XRF |
| AL2O3 | 15.9265 | | WT% | XRF |
| FE2O3 | 6.85577 | | WT% | XRF |
| MGO | 2.59465 | | WT% | XRF |
| CAO | 4.03963 | | WT% | XRF |
| NA2O | 2.88997 | | WT% | XRF |
| K2O | 3.12201 | | WT% | XRF |
| P2O5 | 0.326967 | | WT% | XRF |
| MNO | 0.116021 | | WT% | XRF |
| LOI | 5.18 | | WT% | XRF |
| TOTAL | 99.82 | | WT% | XRF |
| ZN | 91 | | PPM | XRF |
| RB | 57 | | PPM | XRF |
| SR | 376 | | PPM | XRF |
| Y | 20 | | PPM | XRF |
| ZR | 181 | | PPM | XRF |
| NB | 8 | | PPM | XRF |
| BA | 985 | | PPM | XRF |
| LA | 42 | | PPM | XRF |
| CE | 71 | | PPM | XRF |
| ND | 41 | | PPM | XRF |
