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Sample TR-4
NavDat sample number 67126 · DIORITE
Sample
| Sample ID | TR-4 |
|---|
| Rock name | DIORITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | porphyry |
|---|
Location
| Latitude | 39.0889 |
|---|
| Longitude | -106.633 |
|---|
| Location | Lincoln Gulch Stock |
|---|
| State / province | COLORADO |
|---|
| Formation | Lincoln Gulch Stock |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 28.75 |
|
23.8 |
33.7 |
Oligocene |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 61.9 | | WT% | XRF |
| AL2O3 | 17.1 | | WT% | XRF |
| FE2O3 | 5 | | WT% | XRF |
| MGO | 1.57 | | WT% | XRF |
| CAO | 4.38 | | WT% | XRF |
| NA2O | 3.39 | | WT% | XRF |
| K2O | 3.08 | | WT% | XRF |
| TIO2 | 0.67 | | WT% | XRF |
| P2O5 | 0.25 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| LOI | 1.8 | | WT% | XRF |
| H2O | 1.1 | | WT% | XRF |
| SR | 922 | | PPM | XRF |
| ZR | 368 | | PPM | XRF |
| RB | 88 | | PPM | XRF |
