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Sample 87-256
NavDat sample number 16956 · TUFF
Sample
| Sample ID | 87-256 |
|---|
| Rock name | TUFF |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.746 |
|---|
| Longitude | -106.74 |
|---|
| Location | Palisades, approximately9,425' |
|---|
| 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 | 68.6417 | | WT% | XRF |
| TIO2 | 0.429011 | | WT% | XRF |
| AL2O3 | 16.2326 | | WT% | XRF |
| FE2O3 | 1.98542 | | WT% | XRF |
| MGO | 0.668459 | | WT% | XRF |
| CAO | 1.93554 | | WT% | XRF |
| NA2O | 4.41981 | | WT% | XRF |
| K2O | 5.22795 | | WT% | XRF |
| P2O5 | 0.129701 | | WT% | XRF |
| MNO | 0.089793 | | WT% | XRF |
| LOI | 0.36 | | WT% | XRF |
| TOTAL | 99.76 | | WT% | XRF |
| ZN | 48 | | PPM | XRF |
| RB | 136 | | PPM | XRF |
| SR | 367 | | PPM | XRF |
| Y | 29 | | PPM | XRF |
| ZR | 276 | | PPM | XRF |
| BA | 1592 | | PPM | XRF |
| LA | 60 | | PPM | XRF |
| CE | 83 | | PPM | XRF |
| CU | 7 | | PPM | XRF |
| V | 24 | | PPM | XRF |
