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Sample JGM/R21A-6
NavDat sample number 85298 · PYROCLASTIC-FALL
Sample
| Sample ID | JGM/R21A-6 |
|---|
| 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 | 186.349 | | PPM | NAA |
| EU2O3 | 0.8044 | | PPM | NAA |
| HFO2 | 7.5502 | | PPM | NAA |
| LA2O3 | 107.964 | | PPM | NAA |
| LU2O3 | 0.3233 | | PPM | NAA |
| SC2O3 | 4.3896 | | PPM | NAA |
| SM2O3 | 7.7446 | | PPM | NAA |
| TB2O3 | | | PPM | NAA |
| THO2 | 44.9113 | | PPM | NAA |
| YB2O3 | 2.3992 | | PPM | NAA |
| AL2O3 | 12.74 | | WT% | XRF |
| BAO | 327.798 | | PPM | XRF |
| BA | 293.6 | | PPM | XRF |
| CAO | 0.67 | | WT% | XRF |
| CR2O3 | | | PPM | XRF |
| CR | | | PPM | XRF |
| CUO | | | PPM | XRF |
| FE2O3 | 1.089 | | WT% | XRF |
| K2O | 5.45 | | WT% | XRF |
| LA2O3 | 104.903 | | PPM | XRF |
| MGO | 0.09 | | WT% | XRF |
| MNO | 0.0775 | | WT% | XRF |
| MN | 0.06 | | WT% | XRF |
| NA2O | 2.98 | | WT% | XRF |
| NB2O5 | 28.1957 | | PPM | XRF |
| NIO | | | PPM | XRF |
| NI | | | PPM | XRF |
| P2O5 | 0.03 | | WT% | XRF |
| RB2O | 133.309 | | PPM | XRF |
| SIO2 | 74.2 | | WT% | XRF |
| SRO | 82.9232 | | PPM | XRF |
| TIO2 | 0.24 | | WT% | XRF |
| TOTAL | 97.55 | | WT% | XRF |
| Y2O3 | | | PPM | XRF |
| ZNO | 58.5641 | | PPM | XRF |
| ZN | 47.05 | | PPM | XRF |
| ZRO2 | 341.888 | | PPM | XRF |
| ZR | 253.1 | | 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
