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Sample JGM/A5E-68
NavDat sample number 85531 · PYROCLASTIC-FALL
Sample
| Sample ID | JGM/A5E-68 |
|---|
| Rock name | PYROCLASTIC-FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
Location
| Latitude | 37.2697 |
|---|
| Longitude | -116.401 |
|---|
| State / province | NEVADA |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 11.46 |
|
11.465 |
11.455 |
|
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
| CE2O3 | 141.021 | | PPM | NAA |
| EU2O3 | 0.6703 | | PPM | NAA |
| HFO2 | 9.7057 | | PPM | NAA |
| LA2O3 | 72.5118 | | PPM | NAA |
| LU2O3 | 0.5948 | | PPM | NAA |
| SC2O3 | 3.0045 | | PPM | NAA |
| SM2O3 | 9.1557 | | PPM | NAA |
| TB2O3 | | | PPM | NAA |
| THO2 | 29.8006 | | PPM | NAA |
| YB2O3 | 3.4491 | | PPM | NAA |
| AL2O3 | 13.83 | | WT% | XRF |
| BAO | 464.902 | | PPM | XRF |
| BA | 416.4 | | PPM | XRF |
| CAO | 0.72 | | WT% | XRF |
| CR2O3 | | | PPM | XRF |
| CR | | | PPM | XRF |
| CUO | | | PPM | XRF |
| FE2O3 | 1.134 | | WT% | XRF |
| K2O | 5.93 | | WT% | XRF |
| LA2O3 | 51.3786 | | PPM | XRF |
| MGO | 0.11 | | WT% | XRF |
| MNO | 0.1033 | | WT% | XRF |
| MN | 0.08 | | WT% | XRF |
| NA2O | 3.72 | | WT% | XRF |
| NB2O5 | 45.3335 | | PPM | XRF |
| NIO | | | PPM | XRF |
| NI | | | PPM | XRF |
| P2O5 | 0.03 | | WT% | XRF |
| RB2O | 182.63 | | PPM | XRF |
| SIO2 | 72.31 | | WT% | XRF |
| SRO | 98.1077 | | PPM | XRF |
| TIO2 | 0.23 | | WT% | XRF |
| TOTAL | 98.09 | | WT% | XRF |
| Y2O3 | | | PPM | XRF |
| ZNO | 52.0542 | | PPM | XRF |
| ZN | 41.82 | | PPM | XRF |
| ZRO2 | 407.671 | | PPM | XRF |
| ZR | 301.8 | | 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