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Sample GP82994-1
NavDat sample number 41401 · DACITE
Sample
| Sample ID | GP82994-1 |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 42.3155 |
|---|
| Longitude | -122.547 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 20 |
|
18 |
22 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 69.93 | | WT% | XRF |
| TIO2 | 0.52 | | WT% | XRF |
| AL2O3 | 16.08 | | WT% | XRF |
| FEOT | 3.43 | | WT% | XRF |
| MNO | 0.04 | | WT% | XRF |
| MGO | 0.41 | | WT% | XRF |
| CAO | 2.98 | | WT% | XRF |
| NA2O | 3.95 | | WT% | XRF |
| K2O | 2.54 | | WT% | XRF |
| P2O5 | 0.11 | | WT% | XRF |
| TOTAL | 99.8 | | WT% | XRF |
| LOI | 2.95 | | WT% | XRF |
| BA | 683 | | PPM | ICP |
| RB | 72 | | PPM | ICP |
| SR | 261 | | PPM | ICP |
| Y | 34 | | PPM | ICP |
| ZR | 188 | | PPM | ICP |
| NB | -10 | | PPM | ICP |
