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Sample K20
NavDat sample number 14192 · GRANODIORITE
Sample
| Sample ID | K20 |
|---|
| Rock name | GRANODIORITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 44.3667 |
|---|
| Longitude | -115.269 |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Idaho batholith, Atlanta lobe |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 73 |
|
60 |
84 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 70.4 | | WT% | XRF |
| AL2O3 | 15.9 | | WT% | XRF |
| FE2O3T | 1.9 | | WT% | XRF |
| MGO | 0.59 | | WT% | XRF |
| CAO | 2.4 | | WT% | XRF |
| NA2O | 4.25 | | WT% | XRF |
| K2O | 2.45 | | WT% | XRF |
| TIO2 | 0.36 | | WT% | XRF |
| P2O5 | 0.09 | | WT% | XRF |
| MNO | -0.02 | | WT% | XRF |
| LOI | 0.44 | | WT% | XRF |
| TOTAL | 98.8 | | WT% | XRF |
