Sample A13
NavDat sample number 127405 · GRANODIORITE
Sample
| Sample ID | A13 |
|---|---|
| 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 | 69.92 | WT% | XRF | |
| TIO2 | 0.19 | WT% | XRF | |
| AL2O3 | 16.95 | WT% | XRF | |
| FE2O3 | 0.89 | WT% | XRF | |
| MNO | 0 | WT% | XRF | |
| MGO | 0.77 | WT% | XRF | |
| CAO | 0.51 | WT% | XRF | |
| NA2O | 5.8 | WT% | XRF | |
| K2O | 6.11 | WT% | XRF | |
| P2O5 | 0.05 | WT% | XRF | |
| V | 0.00488 | PPM | UNKNOWN | |
| MN | 102.08 | PPM | UNKNOWN | |
| CO | 7.22 | PPM | UNKNOWN | |
| NI | 3.18 | PPM | UNKNOWN | |
| CU | 12.76 | PPM | UNKNOWN | |
| ZN | 52.03 | PPM | UNKNOWN | |
| RB | 252.18 | PPM | UNKNOWN | |
| SR | 1800 | PPM | UNKNOWN | |
| Y | 8.73 | PPM | UNKNOWN | |
| ZR | 263.21 | PPM | UNKNOWN | |
| NB | 38.61 | PPM | UNKNOWN | |
| MO | 15.01 | PPM | UNKNOWN | |
| U | 0.0136 | PPM | UNKNOWN | |
| ARSENIC | 4.5 | PPM | UNKNOWN | |
| SE | 0.00025 | PPM | UNKNOWN | |
| AG | 0.00309 | PPM | UNKNOWN | |
| CD | 0.0005 | PPM | UNKNOWN | |
| SN | 0.86 | PPM | UNKNOWN | |
| SB | 0 | PPM | UNKNOWN | |
| TE | 0 | PPM | UNKNOWN | |
| BA | 1200 | PPM | UNKNOWN | |
| LA | 31.65 | PPM | UNKNOWN | |
| CE | 28.1 | PPM | UNKNOWN |