← Search
Sample GP122194-4
NavDat sample number 41389 · DACITE
Sample
| Sample ID | GP122194-4 |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 42.3705 |
|---|
| Longitude | -122.531 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 19 |
|
18 |
20 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 70.3 | | WT% | XRF |
| TIO2 | 0.9 | | WT% | XRF |
| AL2O3 | 15.64 | | WT% | XRF |
| FEOT | 2.74 | | WT% | XRF |
| MNO | 0.02 | | WT% | XRF |
| MGO | 0.14 | | WT% | XRF |
| CAO | 3.08 | | WT% | XRF |
| NA2O | 4.97 | | WT% | XRF |
| K2O | 1.95 | | WT% | XRF |
| P2O5 | 0.26 | | WT% | XRF |
| TOTAL | 99 | | WT% | XRF |
| LOI | 1.45 | | WT% | XRF |
| BA | 637 | | PPM | ICP |
| RB | 46 | | PPM | ICP |
| SR | 323 | | PPM | ICP |
| Y | 40 | | PPM | ICP |
| ZR | 190 | | PPM | ICP |
| NB | -10 | | PPM | ICP |
