Sample A22
NavDat sample number 127406 · GRANODIORITE
Sample
| Sample ID | A22 |
|---|---|
| Rock name | GRANODIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Coarse grained porphyry |
Location
| Latitude | 40.13 |
|---|---|
| Longitude | -105.38 |
| Location | Jamestown mining district |
| State / province | COLORADO |
| Formation | Porphyry Mountain Stock |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 56 | 54.34 | 57.65 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66.08 | WT% | XRF | |
| TIO2 | 0.14 | WT% | XRF | |
| AL2O3 | 16.71 | WT% | XRF | |
| FE2O3 | 1.53 | WT% | XRF | |
| MNO | 0.05 | WT% | XRF | |
| MGO | 0.73 | WT% | XRF | |
| CAO | 0.46 | WT% | XRF | |
| NA2O | 5.8 | WT% | XRF | |
| K2O | 5.11 | WT% | XRF | |
| P2O5 | 0.05 | WT% | XRF | |
| V | 0.00183 | PPM | UNKNOWN | |
| MN | 106.83 | PPM | UNKNOWN | |
| CO | 13.25 | PPM | UNKNOWN | |
| NI | 3.18 | PPM | UNKNOWN | |
| CU | 13.83 | PPM | UNKNOWN | |
| ZN | 50.25 | PPM | UNKNOWN | |
| RB | 235.09 | PPM | UNKNOWN | |
| SR | 2100 | PPM | UNKNOWN | |
| Y | 6.14 | PPM | UNKNOWN | |
| ZR | 285.67 | PPM | UNKNOWN | |
| NB | 40 | PPM | UNKNOWN | |
| MO | 8.6 | PPM | UNKNOWN | |
| U | 0.0133 | PPM | UNKNOWN | |
| ARSENIC | 0 | PPM | UNKNOWN | |
| SE | 0.00047 | PPM | UNKNOWN | |
| AG | 0.00272 | PPM | UNKNOWN | |
| CD | 0 | PPM | UNKNOWN | |
| SN | 1.02 | PPM | UNKNOWN | |
| SB | 1.99 | PPM | UNKNOWN | |
| TE | 0 | PPM | UNKNOWN | |
| BA | 959.3 | PPM | UNKNOWN | |
| LA | 7.8 | PPM | UNKNOWN | |
| CE | 27.24 | PPM | UNKNOWN |