Sample 93OMB245
NavDat sample number 88111 · DIORITE
Sample
| Sample ID | 93OMB245 |
|---|---|
| Rock name | DIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Barnes and others |
| Comment | Two-pyroxene hornblende diorite |
Location
| Latitude | 40.925 |
|---|---|
| Longitude | -123.406 |
| Location | Denny Complex |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 169 | 169 | 170 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.07 | WT% | ICPAES | |
| TIO2 | 0.6 | WT% | ICPAES | |
| AL2O3 | 15.09 | WT% | ICPAES | |
| FE2O3 | 9.4 | WT% | ICPAES | |
| MNO | 0.18 | WT% | ICPAES | |
| MGO | 6.5 | WT% | ICPAES | |
| CAO | 10.8 | WT% | ICPAES | |
| NA2O | 2.36 | WT% | ICPAES | |
| K2O | 0.85 | WT% | ICPAES | |
| P2O5 | 0.21 | WT% | ICPAES | |
| LOI | 0.95 | WT% | ICPAES | |
| RB | 16 | PPM | FPHOT | |
| SR | 594 | PPM | ICPAES | |
| ZR | 46 | PPM | ICPAES | |
| Y | 20.2 | PPM | ICPAES | |
| NB | 2 | PPM | ICPAES | |
| BA | 436 | PPM | ICPAES | |
| SC | 38.8 | PPM | ICPAES | |
| V | 265 | PPM | ICPAES | |
| CR | 148 | PPM | ICPAES | |
| NI | 25 | PPM | ICPAES | |
| CU | 39 | PPM | ICPAES | |
| ZN | 81 | PPM | ICPAES |
References
- Barnes, Calvin G; Mars, Elizabeth V; Swapp, Susan; Frost, Carol D (2006) Petrology and geochemistry of the Middle Jurassic Ironside MountainBatholith; evolution of potassic magmas in a primitive arc setting. Special Paper - Geological Society of America, vol.410, pp.199-221,2006 doi:10.1130/2006.2410(10)