Sample 88L-31-A
NavDat sample number 45705 · DACITE
Sample
| Sample ID | 88L-31-A |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.565 |
|---|---|
| Longitude | -106.967 |
| Location | highest flow, overlies Snowshoe Mtn. Tuff |
| State / province | COLORADO |
| Formation | Fisher Dacite, 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 | 56.41 | WT% | XRF | |
| TIO2 | 1.13823 | WT% | XRF | |
| AL2O3 | 16.4188 | WT% | XRF | |
| FE2O3 | 9.02529 | WT% | XRF | |
| MGO | 3.32405 | WT% | XRF | |
| CAO | 6.58766 | WT% | XRF | |
| NA2O | 3.50536 | WT% | XRF | |
| K2O | 2.488 | WT% | XRF | |
| P2O5 | 0.513716 | WT% | XRF | |
| MNO | 0.120874 | WT% | XRF | |
| LOI | 0.72 | WT% | XRF | |
| TOTAL | 99.53 | WT% | XRF | |
| ZN | 112 | PPM | XRF | |
| RB | 55 | PPM | XRF | |
| SR | 857 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| ZR | 199 | PPM | XRF | |
| NB | 13 | PPM | XRF | |
| BA | 905 | PPM | XRF | |
| LA | 39 | PPM | XRF | |
| CE | 80 | PPM | XRF | |
| ND | 44 | PPM | XRF | |
| CS | 0.606 | PPM | INAA | |
| RB | 45.3 | PPM | INAA | |
| BA | 927 | PPM | INAA | |
| SR | 958 | PPM | INAA | |
| TH | 5.07 | PPM | INAA | |
| U | 1.74 | PPM | INAA | |
| LA | 39.3 | PPM | INAA | |
| CE | 85.6 | PPM | INAA | |
| ND | 43.9 | PPM | INAA | |
| SM | 8.95 | PPM | INAA | |
| EU | 2.2 | PPM | INAA | |
| GD | 7.44 | PPM | INAA | |
| TB | 1.03 | PPM | INAA | |
| HO | 1.28 | PPM | INAA | |
| TM | 0.469 | PPM | INAA | |
| YB | 2.89 | PPM | INAA | |
| LU | 0.428 | PPM | INAA | |
| TA | 0.611 | PPM | INAA | |
| ZR | 198 | PPM | INAA | |
| HF | 4.77 | PPM | INAA | |
| SB | 0.133 | PPM | INAA | |
| SC | 19.2 | PPM | INAA | |
| CR | 3.84 | PPM | INAA | |
| CO | 20.9 | PPM | INAA | |
| NI | 10.4 | PPM | INAA | |
| ZN | 107 | PPM | INAA |