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Sample JGM/A5F-79
NavDat sample number 85536 · PYROCLASTIC-FALL
Sample
| Sample ID | JGM/A5F-79 |
|---|
| Rock name | PYROCLASTIC-FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
Location
| Latitude | 37.2695 |
|---|
| 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 | 77.9246 | | PPM | NAA |
| EU2O3 | | | PPM | NAA |
| HFO2 | 6.8274 | | PPM | NAA |
| LA2O3 | 40.9176 | | PPM | NAA |
| LU2O3 | 0.6594 | | PPM | NAA |
| SC2O3 | 2.2768 | | PPM | NAA |
| SM2O3 | 7.0187 | | PPM | NAA |
| TB2O3 | | | PPM | NAA |
| THO2 | 39.5179 | | PPM | NAA |
| YB2O3 | 3.8511 | | PPM | NAA |
| AL2O3 | 12.16 | | WT% | XRF |
| BAO | | | PPM | XRF |
| BA | | | PPM | XRF |
| CAO | 0.47 | | WT% | XRF |
| CR2O3 | | | PPM | XRF |
| CR | | | PPM | XRF |
| CUO | | | PPM | XRF |
| FE2O3 | 0.7113 | | WT% | XRF |
| K2O | 6.21 | | WT% | XRF |
| LA2O3 | 32.3095 | | PPM | XRF |
| MGO | 0.21 | | WT% | XRF |
| MNO | 0.0904 | | WT% | XRF |
| MN | 0.07 | | WT% | XRF |
| NA2O | 2.74 | | WT% | XRF |
| NB2O5 | 57.3786 | | PPM | XRF |
| NIO | | | PPM | XRF |
| NI | | | PPM | XRF |
| P2O5 | 0.01 | | WT% | XRF |
| RB2O | 249.12 | | PPM | XRF |
| SIO2 | 74.9 | | WT% | XRF |
| SRO | | | PPM | XRF |
| TIO2 | 0.13 | | WT% | XRF |
| TOTAL | 97.61 | | WT% | XRF |
| Y2O3 | | | PPM | XRF |
| ZNO | 43.3785 | | PPM | XRF |
| ZN | 34.85 | | PPM | XRF |
| ZRO2 | 228.826 | | PPM | XRF |
| ZR | 169.4 | | 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