Sample SRT-1-48
NavDat sample number 35626 · TUFF
Sample
| Sample ID | SRT-1-48 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 38.6514 |
|---|---|
| Longitude | -105.628 |
| Location | Stirrup Ranch road |
| State / province | Colorado |
| Formation | TUFF OF STIRRUP RANCH |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 36.7 | 31.7 | 41.7 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 69.69 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 0.49 | WT% | XRF | |
| AL2O3 | 15.99 | WT% | AAS | |
| FE2O3 | 1.99 | WT% | AAS | |
| FEO | 0.01 | WT% | AAS | |
| MNO | 0.03 | WT% | UNKNOWN | |
| MGO | 0.25 | WT% | AAS | |
| CAO | 1.24 | WT% | XRF | |
| NA2O | 4.02 | WT% | AAS | |
| K2O | 6.23 | WT% | AAS | |
| P2O5 | 0.07 | WT% | XRF | |
| LOI | 0.95 | WT% | LOI | |
| TOTAL | 100.78 | WT% | LOI | |
| BA | 1194 | PPM | XRF | |
| BE | 3.1 | PPM | UNKNOWN | |
| CO | 10 | PPM | UNKNOWN | |
| CR | 2 | PPM | UNKNOWN | |
| CU | 2 | PPM | UNKNOWN | |
| LI | 5 | PPM | UNKNOWN | |
| NI | 3 | PPM | UNKNOWN | |
| PB | 25 | PPM | UNKNOWN | |
| RB | 192 | PPM | XRF | |
| SR | 249 | PPM | XRF | |
| TH | 36 | PPM | GAMMA-RAY COUNTING | |
| U | 4.9 | PPM | GAMMA-RAY COUNTING | |
| V | 22 | PPM | UNKNOWN | |
| Y | 36 | PPM | ICP | |
| ZN | 36 | PPM | UNKNOWN | |
| ZR | 480 | PPM | XRF | |
| SR87_SR86 | 0.70931 | TIMS_ID | ||
| SR | 1116 | PPM | TIMS_ID |