Sample 9-12-92-2
NavDat sample number 92342 · PHONOLITE
Sample
| Sample ID | 9-12-92-2 |
|---|---|
| Rock name | PHONOLITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.43 |
|---|---|
| Longitude | -103.849 |
| Location | Spearfish Pk |
| 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 | 57.6 | WT% | XRF | |
| TIO2 | 0.2 | WT% | XRF | |
| AL2O3 | 19.5 | WT% | XRF | |
| FE2O3 | 2.61 | WT% | XRF | |
| FEOT | 2.9 | WT% | XRF | |
| FEO | 0.26 | WT% | XRF | |
| MNO | 0.21 | WT% | XRF | |
| MGO | 0.05 | WT% | XRF | |
| CAO | 0.76 | WT% | XRF | |
| NA2O | 9.31 | WT% | XRF | |
| K2O | 4.99 | WT% | XRF | |
| P2O5 | -0.05 | WT% | XRF | |
| CO2 | 0.16 | WT% | XRF | |
| LOI | 3.31 | WT% | XRF | |
| NB | 72 | PPM | XRF | |
| RB | 134 | PPM | XRF | |
| SR | 1000 | PPM | XRF | |
| ZR | 710 | PPM | XRF | |
| Y | 48 | PPM | XRF | |
| BA | 470 | PPM | XRF | |
| CE | 260 | PPM | XRF | |
| LA | 176 | PPM | XRF | |
| ZN | 200 | PPM | XRF | |
| H2O_PLUS | 2.99 | WT% | UNKNOWN | |
| H2O_MINUS | 0.12 | WT% | UNKNOWN | |
| CO2 | 0.16 | WT% | UNKNOWN | |
| TH | 104 | PPM | ICPMS | |
| U | 25.9 | PPM | ICPMS | |
| LA | 180 | PPM | ICPMS | |
| CE | 280 | PPM | ICPMS | |
| PR | 27 | PPM | ICPMS | |
| ND | 83 | PPM | ICPMS | |
| SM | 13 | PPM | ICPMS | |
| EU | 3.3 | PPM | ICPMS | |
| GD | 9.3 | PPM | ICPMS | |
| TB | 1.5 | PPM | ICPMS | |
| DY | 8.5 | PPM | ICPMS | |
| HO | 1.6 | PPM | ICPMS | |
| ER | 4.6 | PPM | ICPMS | |
| TM | 0.7 | PPM | ICPMS | |
| YB | 4.3 | PPM | ICPMS |