Sample 85B
NavDat sample number 128310 · DIABASE
Sample
| Sample ID | 85B |
|---|---|
| Rock name | DIABASE |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Frost, Thomas |
| Comment | Inclusion, Fine grained inclusion. 5% plag phenocrysts |
Location
| Latitude | 37.1331 |
|---|---|
| Longitude | -118.583 |
| Location | Lamark Granodiorite |
| State / province | California |
| Volcanic field | Eastern Sierra Nevada |
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 | 51.3 | WT% | XRF | |
| TIO2 | 1.26 | WT% | XRF | |
| AL2O3 | 18.8 | WT% | XRF | |
| FE2O3 | 9.1 | WT% | XRF | |
| MNO | 0.17 | WT% | XRF | |
| MGO | 4.5 | WT% | XRF | |
| CAO | 7.36 | WT% | XRF | |
| NA2O | 4.6 | WT% | XRF | |
| K2O | 2.01 | WT% | XRF | |
| P2O5 | 0.4 | WT% | XRF | |
| LOI | 0.6 | WT% | XRF | |
| BA | 400 | PPM | EDXRF | |
| LA | 40 | PPM | EDXRF | |
| CE | 74 | PPM | EDXRF | |
| RB | 105 | PPM | EDXRF | |
| SR | 800 | PPM | EDXRF | |
| Y | 19 | PPM | EDXRF | |
| ZR | 120 | PPM | EDXRF | |
| NB | 12 | PPM | EDXRF | |
| NI | 30 | PPM | EDXRF | |
| ZN | 150 | PPM | EDXRF | |
| CR | 50 | PPM | EDXRF |