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Sample 89L-172-B
NavDat sample number 45737 · DACITE
Sample
| Sample ID | 89L-172-B |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 38.01 |
|---|
| Longitude | -107.093 |
|---|
| Location | capping flow, Rough Creek |
|---|
| State / province | COLORADO |
|---|
| Formation | Nelson Mountain Caldera cycle, volcanics of Baldy Cinco |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 25.7 |
|
25.2 |
26.2 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 66.11 | | WT% | XRF |
| TIO2 | 0.60168 | | WT% | XRF |
| AL2O3 | 15.2788 | | WT% | XRF |
| FE2O3 | 4.24804 | | WT% | XRF |
| MGO | 1.26685 | | WT% | XRF |
| CAO | 3.06484 | | WT% | XRF |
| NA2O | 3.65039 | | WT% | XRF |
| K2O | 4.372 | | WT% | XRF |
| P2O5 | 0.303359 | | WT% | XRF |
| MNO | 0.105823 | | WT% | XRF |
| LOI | 0.77 | | WT% | XRF |
| TOTAL | 99.005 | | WT% | XRF |
