Sample 76A
NavDat sample number 127361 · GRANODIORITE
Sample
| Sample ID | 76A |
|---|---|
| Rock name | GRANODIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Frost, Thomas |
| Comment | Coarse grained homogeneous hb-bio granodiorite |
Location
| Latitude | 37.1478 |
|---|---|
| Longitude | -118.581 |
| Location | Lamark Granodiorite |
| State / province | California |
| Volcanic field | Lamarck Granodiorite |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 91.6 | 91 | 92.2 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 64.6 | WT% | XRF | |
| TIO2 | 0.6 | WT% | XRF | |
| AL2O3 | 15.5 | WT% | XRF | |
| FE2O3 | 5.03 | WT% | XRF | |
| MNO | 0.08 | WT% | XRF | |
| MGO | 2.2 | WT% | XRF | |
| CAO | 4.22 | WT% | XRF | |
| NA2O | 3.3 | WT% | XRF | |
| K2O | 3.66 | WT% | XRF | |
| P2O5 | 0.18 | WT% | XRF | |
| LOI | 0.5 | WT% | XRF | |
| BA | 830 | PPM | EDXRF | |
| LA | 20 | PPM | EDXRF | |
| CE | 53 | PPM | EDXRF | |
| RB | 125 | PPM | EDXRF | |
| SR | 450 | PPM | EDXRF | |
| Y | 17 | PPM | EDXRF | |
| ZR | 135 | PPM | EDXRF | |
| NB | 12 | PPM | EDXRF | |
| NI | 9 | PPM | EDXRF | |
| ZN | 73 | PPM | EDXRF | |
| CR | 12 | PPM | EDXRF | |
| RB | 114.25 | PPM | MS-ID | |
| SR | 466.81 | PPM | MS-ID | |
| SR87_SR86 | 0.70652 | TIMS | ||
| SM | 4.03 | PPM | MS-ID | |
| ND | 21.37 | PPM | MS-ID | |
| ND143_ND144 | 0.512366 | TIMS |