Sample 917
NavDat sample number 127424 · GRANODIORITE
Sample
| Sample ID | 917 |
|---|---|
| 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 | 65.59 | WT% | XRF | |
| TIO2 | 0.2 | WT% | XRF | |
| AL2O3 | 16.48 | WT% | XRF | |
| FE2O3 | 2 | WT% | XRF | |
| MNO | 0.04 | WT% | XRF | |
| MGO | 0.83 | WT% | XRF | |
| CAO | 1.85 | WT% | XRF | |
| NA2O | 6.01 | WT% | XRF | |
| K2O | 5.07 | WT% | XRF | |
| P2O5 | 0.08 | WT% | XRF | |
| V | 0.0012 | PPM | UNKNOWN | |
| MN | 226.74 | PPM | UNKNOWN | |
| CO | 32.12 | PPM | UNKNOWN | |
| NI | 3.18 | PPM | UNKNOWN | |
| CU | 88.12 | PPM | UNKNOWN | |
| ZN | 55.23 | PPM | UNKNOWN | |
| RB | 194.95 | PPM | UNKNOWN | |
| SR | 0.21 | PPM | UNKNOWN | |
| Y | 19.36 | PPM | UNKNOWN | |
| ZR | 242.47 | PPM | UNKNOWN | |
| NB | 45.18 | PPM | UNKNOWN | |
| MO | 10.22 | PPM | UNKNOWN | |
| U | 0.0145 | PPM | UNKNOWN | |
| ARSENIC | 41.6 | PPM | UNKNOWN | |
| SE | 0.0012 | PPM | UNKNOWN | |
| AG | 0.00324 | PPM | UNKNOWN | |
| CD | 0.00043 | PPM | UNKNOWN | |
| SN | 2.59 | PPM | UNKNOWN | |
| SB | 1.54 | PPM | UNKNOWN | |
| TE | 0 | PPM | UNKNOWN | |
| BA | 1100 | PPM | UNKNOWN | |
| LA | 49.58 | PPM | UNKNOWN | |
| CE | 54.66 | PPM | UNKNOWN |