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Sample 871
NavDat sample number 66624 · DACITE
Sample
| Sample ID | 871 |
|---|
| Alternate ID | AYB-425 |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | Ashflow tuff |
|---|
Location
| Latitude | 43.8905 |
|---|
| Longitude | -117.64 |
|---|
| State / province | Oregon |
|---|
| Formation | Bully Creek Formation |
|---|
| Elevation | 799 |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 8.25 |
|
5.3 |
11.2 |
late Miocene |
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 69.32 | | WT% | XRF |
| AL2O3 | 13.36 | | WT% | XRF |
| TIO2 | 0.55 | | WT% | XRF |
| FEOT | 4.55 | | WT% | XRF |
| MNO | 0.16 | | WT% | XRF |
| CAO | 3.26 | | WT% | XRF |
| MGO | 0.99 | | WT% | XRF |
| K2O | 4.78 | | WT% | XRF |
| NA2O | 2.86 | | WT% | XRF |
| P2O5 | 0.17 | | WT% | XRF |
| TOTAL | 100 | | WT% | XRF |
| LOI | 13.4 | | WT% | XRF |
| CR | 29 | | PPM | ICP |
| BA | 816 | | PPM | ICP |
| RB | 86 | | PPM | ICP |
| SR | 135 | | PPM | ICP |
| ZR | 353 | | PPM | ICP |
| Y | 67 | | PPM | ICP |
| NB | 24 | | PPM | ICP |
