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Sample 8803K
NavDat sample number 21658 · GABBRO
Sample
| Sample ID | 8803K |
|---|
| Rock name | GABBRO |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | MAFIC |
|---|
| Material | IGNEOUS |
Location
| Latitude | 43.7159 |
|---|
| Longitude | -115.794 |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Thorn Creek stock |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 48 |
|
47 |
50 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
| SIO2 | 50.2 | | WT% | XRF |
| TIO2 | 0.34 | | WT% | XRF |
| AL2O3 | 11.4 | | WT% | XRF |
| FE2O3 | 0.84 | | WT% | XRF |
| FEO | 8 | | WT% | XRF |
| MNO | 0.16 | | WT% | XRF |
| MGO | 16.6 | | WT% | XRF |
| CAO | 9.25 | | WT% | XRF |
| NA2O | 1.44 | | WT% | XRF |
| K2O | 0.53 | | WT% | XRF |
| P2O5 | 0.07 | | WT% | XRF |
| H2O_PLUS | 0.85 | | WT% | XRF |
| H2O_MINUS | 0.28 | | WT% | XRF |
| CO2 | 0.08 | | WT% | XRF |
| TOTAL | 100 | | WT% | XRF |
| RB | 29 | | PPM | ICP |
| SR | 678 | | PPM | ICP |
| Y | 8 | | PPM | ICP |
| ZR | 40 | | PPM | ICP |
| BA | 409 | | PPM | ICP |
| LA | 14 | | PPM | ICP |
| CE | 41 | | 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