Sample A11
NavDat sample number 127404 · GRANODIORITE
Sample
| Sample ID | A11 |
|---|---|
| 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 | 64.62 | WT% | XRF | |
| TIO2 | 0.21 | WT% | XRF | |
| AL2O3 | 17.72 | WT% | XRF | |
| FE2O3 | 2.06 | WT% | XRF | |
| MNO | 0.01 | WT% | XRF | |
| MGO | 0.85 | WT% | XRF | |
| CAO | 0.46 | WT% | XRF | |
| NA2O | 4.98 | WT% | XRF | |
| K2O | 5.6 | WT% | XRF | |
| P2O5 | 0.07 | WT% | XRF | |
| V | 0.00432 | PPM | UNKNOWN | |
| MN | 161.39 | PPM | UNKNOWN | |
| CO | 16.67 | PPM | UNKNOWN | |
| NI | 3.18 | PPM | UNKNOWN | |
| CU | 2.49 | PPM | UNKNOWN | |
| ZN | 21.72 | PPM | UNKNOWN | |
| RB | 269.07 | PPM | UNKNOWN | |
| SR | 1700 | PPM | UNKNOWN | |
| Y | 24.62 | PPM | UNKNOWN | |
| ZR | 250.02 | PPM | UNKNOWN | |
| NB | 43.06 | PPM | UNKNOWN | |
| MO | 12.53 | PPM | UNKNOWN | |
| U | 0.014 | PPM | UNKNOWN | |
| ARSENIC | 8.9 | PPM | UNKNOWN | |
| SE | 0.00101 | PPM | UNKNOWN | |
| AG | 0.00337 | PPM | UNKNOWN | |
| CD | 0 | PPM | UNKNOWN | |
| SN | 2.18 | PPM | UNKNOWN | |
| SB | 2.28 | PPM | UNKNOWN | |
| TE | 0 | PPM | UNKNOWN | |
| BA | 1100 | PPM | UNKNOWN | |
| LA | 24 | PPM | UNKNOWN | |
| CE | 41.4 | PPM | UNKNOWN |