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Sample 97LC-Q61B
NavDat sample number 48326 · DACITE
Sample
| Sample ID | 97LC-Q61B |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 45.874 |
|---|
| Longitude | -122.502 |
|---|
| State / province | Washington |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 34 |
|
30.6 |
37.4 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 63.78 | | WT% | XRF |
| TIO2 | 1.18 | | WT% | XRF |
| AL2O3 | 15.87 | | WT% | XRF |
| FEOT | 6.12 | | WT% | XRF |
| MNO | 0.12 | | WT% | XRF |
| MGO | 1.82 | | WT% | XRF |
| CAO | 4.29 | | WT% | XRF |
| NA2O | 4.71 | | WT% | XRF |
| K2O | 1.76 | | WT% | XRF |
| P2O5 | 0.36 | | WT% | XRF |
| TOTAL | 99.94 | | WT% | XRF |
| LOI | 1.86 | | WT% | XRF |
| BA | 297 | | PPM | XRF |
| RB | 28 | | PPM | XRF |
| SR | 283 | | PPM | XRF |
| Y | 32 | | PPM | XRF |
| ZR | 290 | | PPM | XRF |
| NB | 20 | | PPM | XRF |
