Sample 241
NavDat sample number 127419 · GRANODIORITE
Sample
| Sample ID | 241 |
|---|---|
| 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 | 64.42 | WT% | XRF | |
| TIO2 | 0.14 | WT% | XRF | |
| AL2O3 | 17.65 | WT% | XRF | |
| FE2O3 | 1.88 | WT% | XRF | |
| MNO | 0.04 | WT% | XRF | |
| MGO | 0.79 | WT% | XRF | |
| CAO | 0.73 | WT% | XRF | |
| NA2O | 5.88 | WT% | XRF | |
| K2O | 5.69 | WT% | XRF | |
| P2O5 | 0.06 | WT% | XRF | |
| V | 0.00094 | PPM | UNKNOWN | |
| MN | 140.47 | PPM | UNKNOWN | |
| CO | 26.69 | PPM | UNKNOWN | |
| NI | 8.82 | PPM | UNKNOWN | |
| CU | 55.21 | PPM | UNKNOWN | |
| ZN | 44.92 | PPM | UNKNOWN | |
| RB | 236.97 | PPM | UNKNOWN | |
| SR | 1300 | PPM | UNKNOWN | |
| Y | 26.5 | PPM | UNKNOWN | |
| ZR | 269.37 | PPM | UNKNOWN | |
| NB | 39.4 | PPM | UNKNOWN | |
| MO | 11.05 | PPM | UNKNOWN | |
| U | 0.01 | PPM | UNKNOWN | |
| ARSENIC | 10.61 | PPM | UNKNOWN | |
| SE | 0.00188 | PPM | UNKNOWN | |
| AG | 0.00288 | PPM | UNKNOWN | |
| CD | 0.00046 | PPM | UNKNOWN | |
| SN | 2.18 | PPM | UNKNOWN | |
| SB | 0.47 | PPM | UNKNOWN | |
| TE | 0.00049 | PPM | UNKNOWN | |
| BA | 1100 | PPM | UNKNOWN | |
| LA | 25.95 | PPM | UNKNOWN | |
| CE | 23.65 | PPM | UNKNOWN |