← Search
Sample SS-90a
NavDat sample number 9392 · RHYODACITE
Sample
| Sample ID | SS-90a |
|---|
| Rock name | RHYODACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 44.1 |
|---|
| Longitude | -121.7 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.37 |
|
0.01 |
0.73 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 72.43 | | WT% | AAS |
| TIO2 | 0.39 | | WT% | AAS |
| AL2O3 | 14.38 | | WT% | AAS |
| FE2O3 | 1.04 | | WT% | AAS |
| FEO | 1.16 | | WT% | TIT |
| MNO | 0.06 | | WT% | AAS |
| MGO | 0.44 | | WT% | AAS |
| CAO | 1.66 | | WT% | AAS |
| NA2O | 4.85 | | WT% | AAS |
| K2O | 3.1 | | WT% | AAS |
| P2O5 | 0.03 | | WT% | AAS |
| H2O | 0.25 | | WT% | AAS |
| H2O_MINUS | 0.26 | | WT% | AAS |
| TOTAL | 99.46 | | WT% | AAS |
| RB | 61 | | PPM | XRF |
| SR | 177 | | PPM | XRF |
| ZR | 249 | | PPM | XRF |
| BA | 694 | | PPM | XRF |
| NI | 3 | | PPM | XRF |
| CR | 9 | | PPM | XRF |
