Sample 80H12
NavDat sample number 10407 · BASALT
Sample
| Sample ID | 80H12 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | fine grained, intergranular, plagioclase, titanoaugite, olivine, interstitial oxide-rich mesostasis; intense serpentization; approach K-Ar date with caution |
Location
| Latitude | 43.2417 |
|---|---|
| Longitude | -116.367 |
| State / province | Idaho |
| Volcanic field | Basalt from Swan Falls area |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2.67 | 2.57 | 2.77 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 47.7 | WT% | UNKNOWN | |
| TIO2 | 2.8 | WT% | UNKNOWN | |
| AL2O3 | 13.2 | WT% | UNKNOWN | |
| FE2O3 | 4.3 | WT% | UNKNOWN | |
| FEO | 10.9 | WT% | UNKNOWN | |
| MNO | 0.2 | WT% | UNKNOWN | |
| MGO | 5.9 | WT% | UNKNOWN | |
| CAO | 9.4 | WT% | UNKNOWN | |
| NA2O | 2.4 | WT% | UNKNOWN | |
| K2O | 0.51 | WT% | UNKNOWN | |
| P2O5 | 0.52 | WT% | UNKNOWN | |
| H2O_PLUS | 0.6 | WT% | UNKNOWN | |
| H2O_MINUS | 0.6 | WT% | UNKNOWN | |
| CO2 | 0.2 | WT% | UNKNOWN | |
| TOTAL | 99.2 | WT% | UNKNOWN | |
| NI | 40 | PPM | UNKNOWN | |
| CR | 50 | PPM | UNKNOWN | |
| RB | 20 | PPM | UNKNOWN | |
| SR | 340 | PPM | UNKNOWN |