Sample 240
NavDat sample number 17719 · RHYOLITE
Sample
| Sample ID | 240 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Maximum and minimum ages given are approximations based on average error of previous K-Ar dating. |
Location
| Latitude | 33.9008 |
|---|---|
| Longitude | -107.528 |
| Location | Potato Canyon |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 30.3 | 27 | 34 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| BA | 160 | PPM | EDXRF | |
| CR | 17 | PPM | EDXRF | |
| HF | 6.2 | PPM | EDXRF | |
| NI | 6 | PPM | EDXRF | |
| RB | 201 | PPM | EDXRF | |
| SC | 3.4 | PPM | EDXRF | |
| SR | 54 | PPM | EDXRF | |
| TA | 2.4 | PPM | EDXRF | |
| TH | 21.2 | PPM | EDXRF | |
| U | 5.8 | PPM | EDXRF | |
| V | 14 | PPM | EDXRF | |
| Y | 53 | PPM | EDXRF | |
| ZN | 53 | PPM | EDXRF | |
| ZR | 139 | PPM | EDXRF | |
| LA | 37 | PPM | EDXRF | |
| CE | 71 | PPM | EDXRF | |
| ND | 32 | PPM | EDXRF | |
| SM | 7.4 | PPM | EDXRF | |
| EU | 0.51 | PPM | EDXRF | |
| TB | 1 | PPM | EDXRF | |
| YB | 4.32 | PPM | EDXRF | |
| LU | 0.73 | PPM | EDXRF | |
| SIO2 | 75 | WT% | EDXRF | |
| TIO2 | 0.24 | WT% | EDXRF | |
| AL2O3 | 12.17 | WT% | EDXRF | |
| FEO | 0.16 | WT% | EDXRF | |
| FE2O3 | 1.37 | WT% | EDXRF | |
| MNO | 0.07 | WT% | EDXRF | |
| MGO | 0.43 | WT% | EDXRF | |
| CAO | 0.61 | WT% | EDXRF | |
| NA2O | 3.38 | WT% | EDXRF | |
| K2O | 4.44 | WT% | EDXRF | |
| P2O5 | 0.06 | WT% | EDXRF | |
| H2O_PLUS | 0.87 | WT% | EDXRF | |
| TOTAL | 99.22 | WT% | EDXRF |