Sample 2
NavDat sample number 10769 · ANDESITE
Sample
| Sample ID | 2 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.125 |
|---|---|
| Longitude | -106 |
| Location | Bonanza Caldera |
| State / province | Colorado |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 37.3 | 34.7 | 39.9 |
Analyses
Mineral
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 67.1 | WT% | ICP | |
| AL2O3 | 13.97 | WT% | ICP | |
| TIO2 | 0.75 | WT% | ICP | |
| FE2O3 | 2.26 | WT% | ICP | |
| FEO | 2.84 | WT% | ICP | |
| MNO | 0.08 | WT% | ICP | |
| MGO | 1.14 | WT% | ICP | |
| CAO | 3.81 | WT% | ICP | |
| NA2O | 3.97 | WT% | ICP | |
| K2O | 3.46 | WT% | ICP | |
| P2O5 | 0.34 | WT% | ICP | |
| H2O | 0.88 | WT% | ICP | |
| CO2 | 0.05 | WT% | ICP | |
| CD | 5 | PPM | ICP | |
| CO | 114 | PPM | ICP | |
| CR | 7 | PPM | ICP | |
| CU | 21 | PPM | ICP | |
| MO | 50 | PPM | ICP | |
| NI | 11 | PPM | ICP | |
| PB | 21 | PPM | ICP | |
| SB | 30 | PPM | ICP | |
| V | 250 | PPM | ICP | |
| ZN | 72 | PPM | ICP |