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Sample 88L-31-B
NavDat sample number 45706 · DACITE
Sample
| Sample ID | 88L-31-B |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.565 |
|---|
| Longitude | -106.974 |
|---|
| Location | lower flow, overlies Snowshoe Mtn. Tuff |
|---|
| State / province | COLORADO |
|---|
| Formation | Fisher Dacite, Creede Caldera cycle |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 26.26 |
|
26.22 |
26.3 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 60.56 | | WT% | XRF |
| TIO2 | 0.770897 | | WT% | XRF |
| AL2O3 | 18.461 | | WT% | XRF |
| FE2O3 | 7.01922 | | WT% | XRF |
| MGO | 0.710037 | | WT% | XRF |
| CAO | 4.92968 | | WT% | XRF |
| NA2O | 3.44875 | | WT% | XRF |
| K2O | 3.38789 | | WT% | XRF |
| P2O5 | 0.415879 | | WT% | XRF |
| MNO | 0.0507169 | | WT% | XRF |
| LOI | 1.41 | | WT% | XRF |
| TOTAL | 99.75 | | WT% | XRF |
| ZN | 91 | | PPM | XRF |
| RB | 63 | | PPM | XRF |
| SR | 749 | | PPM | XRF |
| Y | 28 | | PPM | XRF |
| ZR | 190 | | PPM | XRF |
| NB | 12 | | PPM | XRF |
| BA | 835 | | PPM | XRF |
| LA | 43 | | PPM | XRF |
| CE | 73 | | PPM | XRF |
| ND | 47 | | PPM | XRF |
