Sample RC20
NavDat sample number 22741 · GABBRO
Sample
| Sample ID | RC20 |
|---|---|
| Rock name | GABBRO |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
Location
| Latitude | 37.4108 |
|---|---|
| Longitude | -118.752 |
| Location | Rock Creek, central Sierra Nevada |
| State / province | California |
| Pluton | Rock Creek gabbro |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 95.3 | 95 | 95.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.355 | WT% | XRF | |
| TIO2 | 1.033 | WT% | XRF | |
| AL2O3 | 17.843 | WT% | XRF | |
| FEO | 7.519 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 3.407 | WT% | XRF | |
| CAO | 6.757 | WT% | XRF | |
| NA2O | 3.543 | WT% | XRF | |
| K2O | 2.122 | WT% | XRF | |
| P2O5 | 0.315 | WT% | XRF | |
| NB | 8.39 | PPM | XRF | |
| ZR | 148.78 | PPM | XRF | |
| ZN | 101.17 | PPM | XRF | |
| NI | 12.27 | PPM | XRF | |
| CR | 3.62 | PPM | XRF | |
| V | 174.32 | PPM | XRF | |
| BA | 1051.16 | PPM | XRF | |
| Y | 18.08 | PPM | XRF | |
| SR | 678.84 | PPM | XRF | |
| U | 1.93 | PPM | XRF | |
| RB | 63.36 | PPM | XRF | |
| TH | 6.73 | PPM | XRF | |
| PB | 10.62 | PPM | XRF | |
| GA | 20.45 | PPM | XRF | |
| LA | 71.21 | PPM | INAA | |
| CE | 49.55 | PPM | INAA | |
| ND | 30 | PPM | INAA | |
| SM | 29.83 | PPM | INAA | |
| EU | 27.54 | PPM | INAA | |
| TB | 10.64 | PPM | INAA | |
| Y | 7 | PPM | INAA | |
| LU | 8.82 | PPM | INAA |