Sample 87D
NavDat sample number 128240 · DIABASE
Sample
| Sample ID | 87D |
|---|---|
| Rock name | DIABASE |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Frost, Thomas |
| Comment | Inclusion, fine grained |
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 | 50.8 | WT% | XRF | |
| TIO2 | 1.02 | WT% | XRF | |
| AL2O3 | 18.5 | WT% | XRF | |
| FE2O3 | 9.95 | WT% | XRF | |
| MNO | 0.29 | WT% | XRF | |
| MGO | 5.3 | WT% | XRF | |
| CAO | 6.9 | WT% | XRF | |
| NA2O | 4.1 | WT% | XRF | |
| K2O | 2.33 | WT% | XRF | |
| P2O5 | 0.31 | WT% | XRF | |
| LOI | 0.45 | WT% | XRF | |
| BA | 230 | PPM | EDXRF | |
| LA | 21 | PPM | EDXRF | |
| CE | 48 | PPM | EDXRF | |
| RB | 195 | PPM | EDXRF | |
| SR | 280 | PPM | EDXRF | |
| Y | 22 | PPM | EDXRF | |
| ZR | 140 | PPM | EDXRF | |
| NB | 16 | PPM | EDXRF | |
| NI | 36 | PPM | EDXRF | |
| ZN | 200 | PPM | EDXRF | |
| CR | 110 | PPM | EDXRF |