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Sample OM-61
NavDat sample number 32799 · ANDESITE
Sample
| Sample ID | OM-61 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | fine, blocky jointing, glassy; |
|---|
Location
| Latitude | 43.1413 |
|---|
| Longitude | -116.762 |
|---|
| Location | east side of Reynolds Creek, south of stream gauging station |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Toll Gate Olivine Basalt of McIntyre 1972 |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 13 |
|
8 |
18 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 54.08 | | WT% | XRF |
| AL2O3 | 14.8 | | WT% | XRF |
| FE2O3 | 1.88 | | WT% | XRF |
| FEO | 9.26 | | WT% | XRF |
| MGO | 3.82 | | WT% | XRF |
| CAO | 7.14 | | WT% | XRF |
| NA2O | 2.89 | | WT% | XRF |
| K2O | 1.93 | | WT% | XRF |
| H2O_PLUS | 1.22 | | WT% | XRF |
| H2O_MINUS | 0.65 | | WT% | XRF |
| TIO2 | 2.42 | | WT% | XRF |
| P2O5 | 0.42 | | WT% | XRF |
| MNO | 0.18 | | WT% | XRF |
| CO2 | 0.03 | | WT% | XRF |
| TOTAL | 100.72 | | WT% | XRF |
