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Sample BE-546
NavDat sample number 32824 · TUFF
Sample
| Sample ID | BE-546 |
|---|
| Rock name | TUFF |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | phenos of K-feldspar, qtz, plag, altered pyroxene, ox, and zirc |
|---|
Location
| Latitude | 42.3125 |
|---|
| Longitude | -116.85 |
|---|
| Location | about 3.2 km above mouth of Red Canyon on mesa east of canyon |
|---|
| State / province | Idaho |
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| Volcanic field | devitrified lower-lobes tuff of Juniper Mountain |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 13.8 |
|
13.3 |
14.3 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 73.79 | | WT% | XRF |
| AL2O3 | 12.56 | | WT% | XRF |
| FE2O3 | 2.48 | | WT% | XRF |
| FEO | 0.16 | | WT% | XRF |
| MGO | 0 | | WT% | XRF |
| CAO | 0.65 | | WT% | XRF |
| NA2O | 3.06 | | WT% | XRF |
| K2O | 5.58 | | WT% | XRF |
| H2O_PLUS | 0.28 | | WT% | XRF |
| H2O_MINUS | 0.52 | | WT% | XRF |
| TIO2 | 0.34 | | WT% | XRF |
| P2O5 | 0.06 | | WT% | XRF |
| MNO | 0.039 | | WT% | XRF |
| CO2 | 0.06 | | WT% | XRF |
| TOTAL | 99.58 | | WT% | XRF |
