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Sample JGM/R21A-1
NavDat sample number 85296 · PYROCLASTIC-FALL
Sample
| Sample ID | JGM/R21A-1 |
|---|
| Rock name | PYROCLASTIC-FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.2574 |
|---|
| Longitude | -116.347 |
|---|
| State / province | NEVADA |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 11.645 |
|
11.655 |
11.635 |
|
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| CE2O3 | 284.97 | | PPM | NAA |
| EU2O3 | 1.6755 | | PPM | NAA |
| HFO2 | 12.7586 | | PPM | NAA |
| LA2O3 | 184.123 | | PPM | NAA |
| LU2O3 | 0.3621 | | PPM | NAA |
| SC2O3 | 6.9958 | | PPM | NAA |
| SM2O3 | 10.299 | | PPM | NAA |
| TB2O3 | | | PPM | NAA |
| THO2 | 42.135 | | PPM | NAA |
| YB2O3 | 2.4892 | | PPM | NAA |
| AL2O3 | 15.84 | | WT% | XRF |
| BAO | 1197.98 | | PPM | XRF |
| BA | 1073 | | PPM | XRF |
| CAO | 1.6 | | WT% | XRF |
| CR2O3 | | | PPM | XRF |
| CR | | | PPM | XRF |
| CUO | | | PPM | XRF |
| FE2O3 | 2.289 | | WT% | XRF |
| K2O | 5.69 | | WT% | XRF |
| LA2O3 | 213.09 | | PPM | XRF |
| MGO | 0.65 | | WT% | XRF |
| MNO | 0.1291 | | WT% | XRF |
| MN | 0.1 | | WT% | XRF |
| NA2O | 3.76 | | WT% | XRF |
| NB2O5 | 27.3946 | | PPM | XRF |
| NIO | | | PPM | XRF |
| NI | | | PPM | XRF |
| P2O5 | 0.12 | | WT% | XRF |
| RB2O | 118.436 | | PPM | XRF |
| SIO2 | 67.08 | | WT% | XRF |
| SRO | 416.745 | | PPM | XRF |
| TIO2 | 0.46 | | WT% | XRF |
| TOTAL | 97.59 | | WT% | XRF |
| Y2O3 | | | PPM | XRF |
| ZNO | 88.4623 | | PPM | XRF |
| ZN | 71.07 | | PPM | XRF |
| ZRO2 | 779.412 | | PPM | XRF |
| ZR | 577 | | PPM | XRF |
References
- Anonymous (1991) The Timber Mountain Tuff, southwestern Nevada volcanic field, U.S.A.; evidence against a long-lived, continuously evolving, zoned magma chamber. Eos, Transactions, American Geophysical Union, vol.72, no.17, pp.311, 23 Apr 1991
