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Sample 8402K
NavDat sample number 21590 · DIORITE
Sample
| Sample ID | 8402K |
|---|
| Rock name | DIORITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 43.9778 |
|---|
| Longitude | -115.925 |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Boise Basin stock |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 48 |
|
47 |
50 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 58.3 | | WT% | XRF |
| TIO2 | 0.87 | | WT% | XRF |
| AL2O3 | 17.1 | | WT% | XRF |
| FE2O3 | 2.42 | | WT% | XRF |
| FEO | 2.9 | | WT% | XRF |
| MNO | 0.14 | | WT% | XRF |
| MGO | 3.94 | | WT% | XRF |
| CAO | 6.47 | | WT% | XRF |
| NA2O | 5.92 | | WT% | XRF |
| K2O | 0.82 | | WT% | XRF |
| P2O5 | 0.23 | | WT% | XRF |
| H2O_PLUS | 0.54 | | WT% | XRF |
| H2O_MINUS | 0.34 | | WT% | XRF |
| CO2 | -0.01 | | WT% | XRF |
| TOTAL | 100 | | WT% | XRF |
| RB | 14 | | PPM | ICP |
| SR | 854 | | PPM | ICP |
| Y | 19 | | PPM | ICP |
| ZR | 150 | | PPM | ICP |
| BA | 664 | | PPM | ICP |
References
- Lewis, Reed S; Kiilsgaard, Thor H (1991) Eocene plutonic rocks in south central Idaho. Journal of Geophysical Research, B, Solid Earth and Planets, vol.96, no.8, pp.13,295-13,311, 30 Jul 1991 doi:10.1029/91JB00601
