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Sample 88L-62C
NavDat sample number 45935 · DACITE
Sample
| Sample ID | 88L-62C |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.581 |
|---|
| Longitude | -106.988 |
|---|
| 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 | 63.12 | | WT% | XRF |
| TIO2 | 0.717502 | | WT% | XRF |
| AL2O3 | 16.0138 | | WT% | XRF |
| FE2O3 | 6.17676 | | WT% | XRF |
| MGO | 2.40207 | | WT% | XRF |
| CAO | 4.73135 | | WT% | XRF |
| NA2O | 3.17157 | | WT% | XRF |
| K2O | 2.9532 | | WT% | XRF |
| P2O5 | 0.29116 | | WT% | XRF |
| MNO | 0.0831886 | | WT% | XRF |
| LOI | 3.82 | | WT% | XRF |
| TOTAL | 99.66 | | WT% | XRF |
| ZN | 66 | | PPM | XRF |
| RB | 57 | | PPM | XRF |
| SR | 550 | | PPM | XRF |
| Y | 16 | | PPM | XRF |
| ZR | 172 | | PPM | XRF |
| NB | 11 | | PPM | XRF |
| BA | 974 | | PPM | XRF |
| LA | 37 | | PPM | XRF |
| CE | 75 | | PPM | XRF |
| ND | 42 | | PPM | XRF |
