Sample R2a4
NavDat sample number 30040 · ANDESITE
Sample
| Sample ID | R2a4 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Hornblende Andesite Dike |
Location
| Latitude | 33.0694 |
|---|---|
| Longitude | -111.107 |
| Location | Ray |
| State / province | Arizona |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 64 | 64 | 65 |
Analyses
WR
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 50.23 | WT% | ICPAES | |
| TIO2 | 1.13 | WT% | ICPAES | |
| AL2O3 | 15.44 | WT% | ICPAES | |
| FE2O3 | 7.97 | WT% | ICPAES | |
| MNO | 0.12 | WT% | ICPAES | |
| MGO | 8.43 | WT% | ICPAES | |
| CAO | 7.39 | WT% | ICPAES | |
| NA2O | 3.64 | WT% | ICPAES | |
| K2O | 1.87 | WT% | ICPAES | |
| P2O5 | 0.28 | WT% | ICPAES | |
| LOI | 3.2 | WT% | GRAV | |
| BA | 600 | PPM | ICPAES | |
| TOTAL | 99.76 | WT% | ICPAES | |
| H2O_PLUS | 2.64 | WT% | GRAV | |
| S | 0.02 | WT% | AES | |
| CL | 0.04 | WT% | UNKNOWN | |
| F | 0.05 | WT% | SIE |