Sample 374
NavDat sample number 127431 · GRANITE
Sample
| Sample ID | 374 |
|---|---|
| Rock name | GRANITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Granite 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 |
|---|---|---|---|---|---|
| 51.57 | 48.8 | 54.34 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 64.28 | WT% | XRF | |
| TIO2 | 0.16 | WT% | XRF | |
| AL2O3 | 17.27 | WT% | XRF | |
| FE2O3 | 3.01 | WT% | XRF | |
| MNO | 0.03 | WT% | XRF | |
| MGO | 0.86 | WT% | XRF | |
| CAO | 0.38 | WT% | XRF | |
| NA2O | 3.64 | WT% | XRF | |
| K2O | 10.92 | WT% | XRF | |
| P2O5 | 0.07 | WT% | XRF | |
| V | 0.0053 | PPM | UNKNOWN | |
| MN | 210.87 | PPM | UNKNOWN | |
| CO | 52.57 | PPM | UNKNOWN | |
| NI | 3.18 | PPM | UNKNOWN | |
| CU | 426.54 | PPM | UNKNOWN | |
| ZN | 8.57 | PPM | UNKNOWN | |
| RB | 430.93 | PPM | UNKNOWN | |
| SR | 0.11 | PPM | UNKNOWN | |
| Y | 0.78 | PPM | UNKNOWN | |
| ZR | 202.48 | PPM | UNKNOWN | |
| NB | 47.61 | PPM | UNKNOWN | |
| MO | 89.42 | PPM | UNKNOWN | |
| U | 0.00633 | PPM | UNKNOWN | |
| ARSENIC | 99.99 | PPM | UNKNOWN | |
| SE | 0.00168 | PPM | UNKNOWN | |
| AG | 0.00251 | PPM | UNKNOWN | |
| CD | 0.00055 | PPM | UNKNOWN | |
| SN | 2.58 | PPM | UNKNOWN | |
| SB | 1.75 | PPM | UNKNOWN | |
| TE | 0 | PPM | UNKNOWN | |
| BA | 1600 | PPM | UNKNOWN | |
| LA | 0 | PPM | UNKNOWN | |
| CE | 31.41 | PPM | UNKNOWN |