Sample 87B
NavDat sample number 128238 · DIABASE
Sample
| Sample ID | 87B |
|---|---|
| Rock name | DIABASE |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Frost, Thomas |
| Comment | Inclusion, Fine grained inclusion |
Location
| Latitude | 37.2306 |
|---|---|
| Longitude | -118.652 |
| 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 | 52.4 | WT% | XRF | |
| TIO2 | 1 | WT% | XRF | |
| AL2O3 | 18.6 | WT% | XRF | |
| FE2O3 | 8.9 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| MGO | 4.1 | WT% | XRF | |
| CAO | 8.25 | WT% | XRF | |
| NA2O | 3.6 | WT% | XRF | |
| K2O | 1.99 | WT% | XRF | |
| P2O5 | 0.25 | WT% | XRF | |
| LOI | 0.51 | WT% | XRF | |
| BA | 770 | PPM | EDXRF | |
| LA | 23 | PPM | EDXRF | |
| CE | 82 | PPM | EDXRF | |
| RB | 70 | PPM | EDXRF | |
| SR | 670 | PPM | EDXRF | |
| Y | 27 | PPM | EDXRF | |
| ZR | 140 | PPM | EDXRF | |
| NB | 18 | PPM | EDXRF | |
| NI | 12 | PPM | EDXRF | |
| ZN | 115 | PPM | EDXRF | |
| CR | 30 | PPM | EDXRF |