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Sample 636A
NavDat sample number 88000 · GRANODIORITE
Sample
| Sample ID | 636A |
|---|
| Rock name | GRANODIORITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Collected by | Hildreth and others |
|---|
| Comment | Small porphyritic granodiorite stock |
|---|
Location
| Latitude | 48.8187 |
|---|
| Longitude | -121.792 |
|---|
| Location | Bar Creek |
|---|
| State / province | Washington |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.674 |
|
0.511 |
0.837 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 62.9 | | WT% | XRF |
| TIO2 | 0.86 | | WT% | XRF |
| AL2O3 | 16.51 | | WT% | XRF |
| FEOT | 5.26 | | WT% | XRF |
| MNO | 0.1 | | WT% | XRF |
| MGO | 2.53 | | WT% | XRF |
| CAO | 5.12 | | WT% | XRF |
| NA2O | 4.1 | | WT% | XRF |
| K2O | 1.98 | | WT% | XRF |
| P2O5 | 0.24 | | WT% | XRF |
| LOI | 2 | | WT% | XRF |
| TOTAL | 97.37 | | WT% | XRF |
| RB | 37 | | PPM | XRF |
| SR | 509 | | PPM | XRF |
| Y | 26 | | PPM | XRF |
| ZR | 206 | | PPM | XRF |
| BA | 844 | | PPM | XRF |
