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Sample NA-141
NavDat sample number 6979 · DACITE
Sample
| Sample ID | NA-141 |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 42.034 |
|---|
| Longitude | -122.344 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 21 |
|
17 |
25 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 65.45 | | WT% | XRF |
| TIO2 | 0.49 | | WT% | XRF |
| AL2O3 | 16.69 | | WT% | XRF |
| FEOT | 4.35 | | WT% | XRF |
| MNO | 0 | | WT% | XRF |
| MGO | 2.31 | | WT% | AAS |
| CAO | 4.28 | | WT% | XRF |
| NA2O | 3.59 | | WT% | XRF |
| K2O | 2.74 | | WT% | XRF |
| P2O5 | 0.1 | | WT% | XRF |
| TOTAL | 100.04 | | WT% | XRF |
| LOI | 3.19 | | WT% | XRF |
| RB | 71 | | PPM | XRF |
| SR | 383 | | PPM | XRF |
| ZR | 143 | | PPM | XRF |
| NI | 8 | | PPM | XRF |
