Sample 91-DJ-19
NavDat sample number 33985 · ANDESITE
Sample
| Sample ID | 91-DJ-19 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Job Canyon caldera |
Location
| Latitude | 39.625 |
|---|---|
| Longitude | -118.25 |
| State / province | Nevada |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.3 | 26.7 | 27.9 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.9 | WT% | WDXRF | |
| AL2O3 | 17 | WT% | WDXRF | |
| FEO | 0 | WT% | WET | |
| FE2O3 | 5.27 | WT% | WDXRF | |
| MGO | 2.08 | WT% | WDXRF | |
| CAO | 4.42 | WT% | WDXRF | |
| NA2O | 3.74 | WT% | WDXRF | |
| K2O | 2.94 | WT% | WDXRF | |
| TIO2 | 0.62 | WT% | WDXRF | |
| P2O5 | 0.33 | WT% | WDXRF | |
| MNO | 0.12 | WT% | WDXRF | |
| H2O_PLUS | 1.88 | WT% | WET | |
| H2O_MINUS | 0.52 | WT% | WDXRF | |
| CO2 | 0.47 | WT% | WET | |
| TOTAL | 98.29 | WT% | WDXRF | |
| NB | -10 | PPM | EDXRF | |
| RB | 75 | PPM | EDXRF | |
| SR | 620 | PPM | EDXRF | |
| ZR | 330 | PPM | EDXRF | |
| Y | 20 | PPM | EDXRF | |
| BA | 3600 | PPM | EDXRF | |
| CE | 30 | PPM | EDXRF | |
| LA | -30 | PPM | EDXRF | |
| CU | 16 | PPM | EDXRF | |
| NI | -10 | PPM | EDXRF | |
| ZN | 136 | PPM | EDXRF | |
| CR | -20 | PPM | EDXRF |