Sample 489
NavDat sample number 40761 · RHYOLITE
Sample
| Sample ID | 489 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | A-type |
Location
| Latitude | 33.6708 |
|---|---|
| Longitude | -102.332 |
| State / province | Texas |
| County | Hockley |
| Location comment | Lab10 Lge693 SCL Surv. |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 1385 | 1370 | 1400 |
Analyses
WR
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 76.14 | WT% | ICPMS | |
| TIO2 | 0.24 | WT% | ICPMS | |
| AL2O3 | 12.89 | WT% | ICPMS | |
| FE2O3 | 1.64 | WT% | ICPMS | |
| MNO | 0.01 | WT% | ICPMS | |
| MGO | 0.14 | WT% | ICPMS | |
| CAO | 0.28 | WT% | ICPMS | |
| NA2O | 4.17 | WT% | ICPMS | |
| K2O | 4.54 | WT% | ICPMS | |
| P2O5 | 0.03 | WT% | ICPMS | |
| TOTAL | 100.8 | WT% | ICPMS | |
| RB | 128 | PPM | ICPMS | |
| SR | 61 | PPM | ICPMS | |
| ZR | 299 | PPM | ICPMS | |
| BA | 703 | PPM | ICPMS | |
| Y | 50.9 | PPM | ICPMS | |
| NB | 19 | PPM | ICPMS | |
| SC | 4.4 | PPM | ICPMS | |
| V | 4 | PPM | ICPMS | |
| CR | 187 | PPM | ICPMS | |
| NI | 36 | PPM | ICPMS | |
| CU | 8 | PPM | ICPMS | |
| ZN | 24 | PPM | ICPMS |