Sample SJ85-47
NavDat sample number 45690 · DACITE
Sample
| Sample ID | SJ85-47 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.752 |
|---|---|
| Longitude | -107.004 |
| Location | McCall Creek |
| State / province | COLORADO |
| Formation | Fisher Dacite, McCall Creek Flow, Creede Caldera cycle |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 26.26 | 26.22 | 26.3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 73.12 | WT% | XRF | |
| TIO2 | 0.47 | WT% | XRF | |
| AL2O3 | 13.84 | WT% | XRF | |
| FE2O3 | 2.52 | WT% | XRF | |
| MGO | 0.84 | WT% | XRF | |
| CAO | 2.19 | WT% | XRF | |
| NA2O | 3.26 | WT% | XRF | |
| K2O | 3.93 | WT% | XRF | |
| P2O5 | 0.09 | WT% | XRF | |
| MNO | 0 | WT% | XRF | |
| LOI | 1.23 | WT% | XRF | |
| TOTAL | 100.25 | WT% | XRF | |
| ZN | 60 | PPM | XRF | |
| RB | 125 | PPM | XRF | |
| SR | 470 | PPM | XRF | |
| Y | 20 | PPM | XRF | |
| ZR | 145 | PPM | XRF | |
| NB | 22 | PPM | XRF | |
| PB | 35 | PPM | XRF | |
| CU | 81 | PPM | XRF | |
| NI | 25 | PPM | XRF | |
| RB | 111 | PPM | INAA | |
| BA | 924 | PPM | INAA | |
| SR | 511 | PPM | INAA | |
| TH | 10.4 | PPM | INAA | |
| U | 3.02 | PPM | INAA | |
| LA | 35.2 | PPM | INAA | |
| CE | 72 | PPM | INAA | |
| ND | 26.7 | PPM | INAA | |
| SM | 5.12 | PPM | INAA | |
| EU | 1.18 | PPM | INAA | |
| GD | 3.58 | PPM | INAA | |
| TB | 0.48 | PPM | INAA | |
| TM | 0.27 | PPM | INAA | |
| YB | 1.37 | PPM | INAA | |
| LU | 0.21 | PPM | INAA | |
| TA | 1.01 | PPM | INAA | |
| ZR | 153 | PPM | INAA | |
| HF | 5.121 | PPM | INAA | |
| SB | 0.893 | PPM | INAA | |
| SC | 4.82 | PPM | INAA | |
| CR | 4.05 | PPM | INAA | |
| CO | 4.21 | PPM | INAA | |
| NI | 9.91 | PPM | INAA | |
| ZN | 31.3 | PPM | INAA |