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Sample s_673
NavDat sample number 34087 · RHYODACITE
Sample
| Sample ID | s_673 |
|---|
| Rock name | RHYODACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | LAVA |
Location
| Latitude | 42.5795 |
|---|
| Longitude | -122.672 |
|---|
| Location | CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT MAZAMA / PACIFIC OCEAN |
|---|
| State / province | OREGON |
|---|
| Location comment | DOME NE OF WIZARD ISLAND |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 0.9 |
|
0 |
1.8 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
| SIO2 | 71.7 | | WT% | XRF |
| MGO | 0.83 | | WT% | XRF |
| ND | 18.47 | | PPM | TIMS |
| SM | 3.65 | | PPM | TIMS |
| RB | 80 | | PPM | XRF |
| SR | 275 | | PPM | XRF |
| PB | 13.5 | | PPM | TIMS |
| TH | 8.7 | | PPM | INAA |
| U | 3.3 | | PPM | INAA |
| ND143_ND144 | 0.51287 | | | TIMS |
| SR87_SR86 | 0.70372 | | | TIMS |
| PB206_PB204 | 18.897 | | | TIMS |
| PB207_PB204 | 15.577 | | | TIMS |
| PB208_PB204 | 38.484 | | | TIMS |
| D18O | 6.5 | | PERMILL | MS |