Sample 67
NavDat sample number 8639 · RHYOLITE
Sample
| Sample ID | 67 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Aphyric |
Location
| Latitude | 20.5833 |
|---|---|
| Longitude | -103.458 |
| Location | Southeastern flow from the C El Tajo center |
| State / province | Jalisco |
| Location comment | 60,000-year southern arc lavas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.05 | 0.03 | 0.06 |
Analyses
Mineral
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 76.82 | WT% | WET | |
| TIO2 | 0.08 | WT% | WET | |
| AL2O3 | 11.65 | WT% | WET | |
| FE2O3 | 0.65 | WT% | WET | |
| FEO | 0.81 | WT% | WET | |
| MNO | 0.04 | WT% | WET | |
| MGO | 0.03 | WT% | WET | |
| CAO | 0.23 | WT% | WET | |
| NA2O | 4.65 | WT% | FPHOT | |
| K2O | 4.39 | WT% | FPHOT | |
| H2O_PLUS | 0.97 | WT% | PENFIELD | |
| F | 0.1 | WT% | SIE | |
| CL | 0.12 | WT% | SIE | |
| TOTAL | 100.47 | WT% | WET | |
| SC | 0.69 | PPM | INAA | |
| CO | 0.5 | PPM | INAA | |
| ZN | 98 | PPM | XRF | |
| RB | 166 | PPM | XRF | |
| Y | 50 | PPM | XRF | |
| ZR | 377 | PPM | XRF | |
| NB | 64 | PPM | XRF | |
| SB | 0.9 | PPM | INAA | |
| CS | 3.5 | PPM | INAA | |
| LA | 38 | PPM | INAA | |
| CE | 87 | PPM | INAA | |
| ND | 38 | PPM | INAA | |
| SM | 8.4 | PPM | INAA | |
| EU | 0.06 | PPM | INAA | |
| GD | 7.5 | PPM | INAA | |
| TB | 1.35 | PPM | INAA | |
| TM | 0.77 | PPM | INAA | |
| YB | 5.5 | PPM | INAA | |
| LU | 0.79 | PPM | INAA | |
| HF | 11.2 | PPM | INAA | |
| TA | 3.44 | PPM | INAA | |
| PB | 24 | PPM | XRF | |
| TH | 15.9 | PPM | INAA | |
| U | 5.9 | PPM | INAA |