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Sample s_787
NavDat sample number 12473 · ANDESITE
Sample
| Sample ID | s_787 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Texture | GLASSY |
|---|
| Comment | FE2+/FE = 0.8 |
|---|
Location
| Latitude | 42.9638 |
|---|
| Longitude | -122.023 |
|---|
| Location | CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT MAZAMA / PACIFIC OCEAN |
|---|
| State / province | OREGON |
|---|
| Location comment | CALDERA RIM FLOW NEAR SKELL HEAD |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.07 |
|
0.063 |
0.077 |
QUATERNARY |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 61.6 | | WT% | XRF |
| TIO2 | 0.87 | | WT% | XRF |
| AL2O3 | 17 | | WT% | XRF |
| FE2O3 | 1.75 | | WT% | XRF |
| FEO | 3.68 | | WT% | XRF |
| CAO | 5.75 | | WT% | XRF |
| MGO | 2.63 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| P2O5 | 0.23 | | WT% | XRF |
| LOI | 1.13 | | WT% | IGN |
| RB | 37 | | PPM | XRF |
| SR | 565 | | PPM | XRF |
| Y | 24 | | PPM | XRF |
| ZR | 179 | | PPM | XRF |
| BA | 512 | | PPM | XRF |
