Sample 4
NavDat sample number 10771 · DACITE
Sample
| Sample ID | 4 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 38.125 |
|---|---|
| Longitude | -106.125 |
| Location | Bonanza Caldera |
| State / province | Colorado |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 35.7 | 33 | 38.4 |
Analyses
Mineral
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 63.58 | WT% | ICP | |
| AL2O3 | 17.54 | WT% | ICP | |
| TIO2 | 0.79 | WT% | ICP | |
| FE2O3 | 2.35 | WT% | ICP | |
| FEO | 2.1 | WT% | ICP | |
| MNO | 0.05 | WT% | ICP | |
| MGO | 1.03 | WT% | ICP | |
| CAO | 3.44 | WT% | ICP | |
| BAO | 0.15 | WT% | ICP | |
| NA2O | 4.04 | WT% | ICP | |
| K2O | 4.66 | WT% | ICP | |
| P2O5 | 0.27 | WT% | ICP | |
| H2O | 1.06 | WT% | ICP | |
| CO2 | 0.38 | WT% | ICP | |
| CD | 1 | PPM | ICP | |
| CO | 17 | PPM | ICP | |
| CR | 38 | PPM | ICP | |
| CU | 13 | PPM | ICP | |
| MO | 1 | PPM | ICP | |
| NI | 52 | PPM | ICP | |
| PB | 33 | PPM | ICP | |
| SB | 151 | PPM | ICP | |
| V | 130 | PPM | ICP | |
| ZN | 85 | PPM | ICP |