Sample 9-11-92-6
NavDat sample number 92350 · RHYOLITE
Sample
| Sample ID | 9-11-92-6 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 44.3828 |
|---|---|
| Longitude | -103.76 |
| Location | Theo Roos |
| State / province | South Dakota |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 52 | 46 | 58 |
Analyses
WHOLE ROCK
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 70.5 | WT% | XRF | |
| TIO2 | 0.19 | WT% | XRF | |
| AL2O3 | 15.4 | WT% | XRF | |
| FE2O3 | 1.78 | WT% | XRF | |
| FEOT | 1.98 | WT% | XRF | |
| FEO | 0.74 | WT% | XRF | |
| MNO | 0.08 | WT% | XRF | |
| MGO | 0.2 | WT% | XRF | |
| CAO | 1.71 | WT% | XRF | |
| NA2O | 4.15 | WT% | XRF | |
| K2O | 4.04 | WT% | XRF | |
| P2O5 | 0.08 | WT% | XRF | |
| CO2 | 0.37 | WT% | XRF | |
| LOI | 1.54 | WT% | XRF | |
| NB | 21 | PPM | XRF | |
| RB | 112 | PPM | XRF | |
| SR | 710 | PPM | XRF | |
| ZR | 182 | PPM | XRF | |
| Y | 20 | PPM | XRF | |
| BA | 890 | PPM | XRF | |
| CE | 92 | PPM | XRF | |
| LA | 45 | PPM | XRF | |
| ZN | 62 | PPM | XRF | |
| H2O_PLUS | 0.8 | WT% | UNKNOWN | |
| H2O_MINUS | 0.16 | WT% | UNKNOWN | |
| CO2 | 0.37 | WT% | UNKNOWN | |
| TH | 18.2 | PPM | ICPMS | |
| U | 5.74 | PPM | ICPMS | |
| LA | 56 | PPM | ICPMS | |
| CE | 90 | PPM | ICPMS | |
| PR | 11 | PPM | ICPMS | |
| ND | 38 | PPM | ICPMS | |
| SM | 6.3 | PPM | ICPMS | |
| EU | 1.7 | PPM | ICPMS | |
| GD | 4.8 | PPM | ICPMS | |
| TB | 0.64 | PPM | ICPMS | |
| DY | 3 | PPM | ICPMS | |
| HO | 0.56 | PPM | ICPMS | |
| ER | 1.5 | PPM | ICPMS | |
| TM | 0.23 | PPM | ICPMS | |
| YB | 1.5 | PPM | ICPMS |