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Sample JC74A1
NavDat sample number 85497
Sample
| Sample ID | JC74A1 |
|---|
| Material | notfound |
|---|
| Comment | Pinkish gray devitrified moderately welded tuff without observable pumice; degree of welding inferred from induration. Very abundant felsics include quartz; common black to gray biotite. No lithics observed. |
|---|
Location
| Latitude | 37.5293 |
|---|
| Longitude | -115.936 |
|---|
| State / province | NEVADA |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 18.25 |
|
18.4 |
18.1 |
|
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| AL2O3 | 11.76 | | WT% | XRF |
| BAO | 74.2906 | | PPM | XRF |
| BA | 66.54 | | PPM | XRF |
| CAO | 0.5577 | | WT% | XRF |
| CR2O3 | | | PPM | XRF |
| CR | | | PPM | XRF |
| FE2O3 | 0.7202 | | WT% | XRF |
| K2O | 4.724 | | WT% | XRF |
| LOI | 1.28 | | WT% | XRF |
| MGO | 0.1804 | | WT% | XRF |
| MNO | 0.0391 | | WT% | XRF |
| MN | 0.0303 | | WT% | XRF |
| NA2O | 2.678 | | WT% | XRF |
| NB2O5 | 34.7476 | | PPM | XRF |
| NIO | | | PPM | XRF |
| NI | | | PPM | XRF |
| P2O5 | 0.0151 | | WT% | XRF |
| RB2O | 252.619 | | PPM | XRF |
| SIO2 | 76.4 | | WT% | XRF |
| SRO | 55.1087 | | PPM | XRF |
| TIO2 | 0.1224 | | WT% | XRF |
| TOTAL | 98.46 | | WT% | XRF |
| V2O3 | | | PPM | XRF |
| Y2O3 | 39.8625 | | PPM | XRF |
| ZNO | 54.4316 | | PPM | XRF |
| ZN | 43.73 | | PPM | XRF |
| ZRO2 | 154.261 | | PPM | XRF |
| ZR | 114.2 | | PPM | XRF |
