Sample 92-DJ-88
NavDat sample number 33974 · TUFF
Sample
| Sample ID | 92-DJ-88 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Elevenmile Canyon caldera |
Location
| Latitude | 39.625 |
|---|---|
| Longitude | -118.25 |
| State / province | Nevada |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 26.3 | 23.3 | 29.3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 72.3 | WT% | WDXRF | |
| AL2O3 | 13.6 | WT% | WDXRF | |
| FEO | 0.44 | WT% | WET | |
| FE2O3 | 1.45 | WT% | WDXRF | |
| MGO | 0.76 | WT% | WDXRF | |
| CAO | 0.43 | WT% | WDXRF | |
| NA2O | 2.93 | WT% | WDXRF | |
| K2O | 4.59 | WT% | WDXRF | |
| TIO2 | 0.22 | WT% | WDXRF | |
| P2O5 | 0.06 | WT% | WDXRF | |
| MNO | 0.04 | WT% | WDXRF | |
| H2O_PLUS | 1.64 | WT% | WET | |
| H2O_MINUS | 0.96 | WT% | WDXRF | |
| CO2 | 0.25 | WT% | WET | |
| TOTAL | 99.67 | WT% | WDXRF | |
| NB | 21 | PPM | EDXRF | |
| RB | 164 | PPM | EDXRF | |
| SR | 118 | PPM | EDXRF | |
| ZR | 194 | PPM | EDXRF | |
| Y | 29 | PPM | EDXRF | |
| BA | 630 | PPM | EDXRF | |
| CE | 74 | PPM | EDXRF | |
| LA | 33 | PPM | EDXRF | |
| CU | -10 | PPM | EDXRF | |
| NI | -10 | PPM | EDXRF | |
| ZN | 58 | PPM | EDXRF | |
| CR | -20 | PPM | EDXRF |