Sample SD2-1121
NavDat sample number 46043 · TUFF
Sample
| Sample ID | SD2-1121 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.929 |
|---|---|
| Longitude | -106.943 |
| Location | Deerhorn Ck. Drillhole |
| State / province | COLORADO |
| Formation | Bachelor Caldera Cycle, Intracaldera Bachelor Member, Willow Ck. Welding zone |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.35 | 27.25 | 27.45 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 76.54 | WT% | XRF | |
| TIO2 | 0.239729 | WT% | XRF | |
| AL2O3 | 12.5805 | WT% | XRF | |
| FE2O3 | 2.00121 | WT% | XRF | |
| MGO | 0.635802 | WT% | XRF | |
| CAO | 2.15756 | WT% | XRF | |
| NA2O | 0.990184 | WT% | XRF | |
| K2O | 5.0343 | WT% | XRF | |
| P2O5 | 0.0521149 | WT% | XRF | |
| MNO | 0.0625379 | WT% | XRF | |
| LOI | 4.07 | WT% | XRF | |
| TOTAL | 100.29 | WT% | XRF | |
| ZN | 32 | PPM | XRF | |
| RB | 141 | PPM | XRF | |
| SR | 133 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| ZR | 158 | PPM | XRF | |
| NB | 21 | PPM | XRF | |
| PB | 55 | PPM | XRF | |
| RB | 138 | PPM | INAA | |
| BA | 459 | PPM | INAA | |
| SR | 153 | PPM | INAA | |
| TH | 17.7 | PPM | INAA | |
| U | 5.65 | PPM | INAA | |
| LA | 48.5 | PPM | INAA | |
| CE | 93.1 | PPM | INAA | |
| ND | 35.3 | PPM | INAA | |
| SM | 6.58 | PPM | INAA | |
| EU | 0.944 | PPM | INAA | |
| GD | 5.01 | PPM | INAA | |
| TB | 0.718 | PPM | INAA | |
| TM | 0.467 | PPM | INAA | |
| YB | 2.78 | PPM | INAA | |
| LU | 0.42 | PPM | INAA | |
| TA | 1.39 | PPM | INAA | |
| ZR | 152 | PPM | INAA | |
| HF | 5.66 | PPM | INAA | |
| SB | 0.559 | PPM | INAA | |
| SC | 4.33 | PPM | INAA | |
| CR | 2.5 | PPM | INAA | |
| CO | 1.93 | PPM | INAA | |
| NI | 5.41 | PPM | INAA | |
| ZN | 42.9 | PPM | INAA |