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Sample 87-226
NavDat sample number 16949 · TUFF
Sample
| Sample ID | 87-226 |
|---|
| Rock name | TUFF |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.815 |
|---|
| Longitude | -107.133 |
|---|
| Location | South Clear Ck. Campground |
|---|
| State / province | COLORADO |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27.1 |
|
27 |
27.2 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 68.715 | | WT% | XRF |
| TIO2 | 0.409672 | | WT% | XRF |
| AL2O3 | 16.0771 | | WT% | XRF |
| FE2O3 | 2.03837 | | WT% | XRF |
| MGO | 0.759392 | | WT% | XRF |
| CAO | 2.13829 | | WT% | XRF |
| NA2O | 4.4964 | | WT% | XRF |
| K2O | 5.06594 | | WT% | XRF |
| P2O5 | 0.14988 | | WT% | XRF |
| MNO | 0.069944 | | WT% | XRF |
| LOI | 0.42 | | WT% | XRF |
| TOTAL | 99.92 | | WT% | XRF |
| ZN | 42 | | PPM | XRF |
| RB | 133 | | PPM | XRF |
| SR | 431 | | PPM | XRF |
| Y | 27 | | PPM | XRF |
| ZR | 278 | | PPM | XRF |
| BA | 1403 | | PPM | XRF |
| LA | 53 | | PPM | XRF |
| CE | 81 | | PPM | XRF |
| CU | 8 | | PPM | XRF |
| V | 25 | | PPM | XRF |
