Sample 290
NavDat sample number 8618 · RHYOLITE
Sample
| Sample ID | 290 |
|---|---|
| Alternate ID | 1438 |
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Aphyric |
Location
| Latitude | 20.5417 |
|---|---|
| Longitude | -103.542 |
| Location | A. Saucillo group, north of A Saucillo |
| State / province | Jalisco |
| Location comment | Pre-caldera lavas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.12 | 0.1 | 0.144 |
Analyses
Mineral
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 76.02 | WT% | WET | |
| TIO2 | 0.12 | WT% | WET | |
| AL2O3 | 11.32 | WT% | WET | |
| FE2O3 | 0.73 | WT% | WET | |
| FEO | 1.02 | WT% | WET | |
| MNO | 0.04 | WT% | WET | |
| MGO | 0.04 | WT% | WET | |
| CAO | 0.22 | WT% | WET | |
| NA2O | 4.62 | WT% | FPHOT | |
| K2O | 4.5 | WT% | FPHOT | |
| H2O_PLUS | 1.05 | WT% | PENFIELD | |
| F | 0.1 | WT% | SIE | |
| CL | 0.11 | WT% | SIE | |
| TOTAL | 99.82 | WT% | WET | |
| S | 99.68 | UNKNOWN | ||
| SUMA_100 | 0.32 | WT% | UNKNOWN | |
| SC | 0.63 | PPM | INAA | |
| ZN | 116 | PPM | XRF | |
| RB | 160 | PPM | XRF | |
| Y | 51 | PPM | XRF | |
| ZR | 500 | PPM | XRF | |
| NB | 65 | PPM | XRF | |
| SB | 0.4 | PPM | INAA | |
| CS | 3.2 | PPM | INAA | |
| LA | 55 | PPM | INAA | |
| CE | 122 | PPM | INAA | |
| ND | 50 | PPM | INAA | |
| SM | 10.6 | PPM | INAA | |
| EU | 0.09 | PPM | INAA | |
| GD | 9.7 | PPM | INAA | |
| TB | 1.57 | PPM | INAA | |
| TM | 0.95 | PPM | INAA | |
| YB | 5.9 | PPM | INAA | |
| LU | 0.88 | PPM | INAA | |
| HF | 14.5 | PPM | INAA | |
| TA | 4.31 | PPM | INAA | |
| PB | 21 | PPM | XRF | |
| TH | 18.3 | PPM | INAA | |
| U | 7.6 | PPM | INAA |