← Search
Sample s_539
NavDat sample number 34111 · ANDESITE
Sample
| Sample ID | s_539 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | MINGLED FLOW |
|---|
Location
| Latitude | 42.55 |
|---|
| Longitude | -122.713 |
|---|
| Location | CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT MAZAMA / PACIFIC OCEAN |
|---|
| State / province | OREGON |
|---|
| Location comment | WILLIAMS CRATER |
|---|
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 | 60.5 | | WT% | XRF |
| MGO | 4.48 | | WT% | XRF |
| RB | 31 | | PPM | XRF |
| SR | 667 | | PPM | XRF |
| SR87_SR86 | 0.70371 | | | TIMS |
