Sample 722
NavDat sample number 127420 · GRANODIORITE
Sample
| Sample ID | 722 |
|---|---|
| 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 | 64.37 | WT% | XRF | |
| TIO2 | 0.27 | WT% | XRF | |
| AL2O3 | 15.16 | WT% | XRF | |
| FE2O3 | 1.01 | WT% | XRF | |
| MNO | 0.01 | WT% | XRF | |
| MGO | 0.92 | WT% | XRF | |
| CAO | 2.38 | WT% | XRF | |
| NA2O | 5.3 | WT% | XRF | |
| K2O | 5.36 | WT% | XRF | |
| P2O5 | 0.11 | WT% | XRF | |
| V | 0.00482 | PPM | UNKNOWN | |
| MN | 151.74 | PPM | UNKNOWN | |
| CO | 20.91 | PPM | UNKNOWN | |
| NI | 10.71 | PPM | UNKNOWN | |
| CU | 89.11 | PPM | UNKNOWN | |
| ZN | 43.23 | PPM | UNKNOWN | |
| RB | 233.14 | PPM | UNKNOWN | |
| SR | 0.22 | PPM | UNKNOWN | |
| Y | 12.52 | PPM | UNKNOWN | |
| ZR | 232.05 | PPM | UNKNOWN | |
| NB | 39.35 | PPM | UNKNOWN | |
| MO | 72.76 | PPM | UNKNOWN | |
| U | 0.0148 | PPM | UNKNOWN | |
| ARSENIC | 66.72 | PPM | UNKNOWN | |
| SE | 0.00155 | PPM | UNKNOWN | |
| AG | 0.00287 | PPM | UNKNOWN | |
| CD | 0.0003 | PPM | UNKNOWN | |
| SN | 3.54 | PPM | UNKNOWN | |
| SB | 0.98 | PPM | UNKNOWN | |
| TE | 0.0007 | PPM | UNKNOWN | |
| BA | 710.75 | PPM | UNKNOWN | |
| LA | 41.96 | PPM | UNKNOWN | |
| CE | 72.67 | PPM | UNKNOWN |