Sample BT 4
NavDat sample number 21542 · GABBRO
Sample
| Sample ID | BT 4 |
|---|---|
| Rock name | GABBRO |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
Location
| Latitude | 46.167 |
|---|---|
| Longitude | -110.5 |
| Location | Crazy Mountains |
| State / province | Montana |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 46.3 | 45.5 | 47.1 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| RB | 41.9 | PPM | MS | |
| SR | 1002 | PPM | MS | |
| SR87_SR86 | 0.705825 | MC-ICP-MS | ||
| SR87_SR86 | 0.705745 | MC-ICP-MS | ||
| SR87_SR86 | 0.714008 | MC-ICP-MS | ||
| SR87_SR86 | 0.705657 | MC-ICP-MS | ||
| SR87_SR86 | 0.706003 | MC-ICP-MS | ||
| SR87_SR86 | 0.705646 | MC-ICP-MS | ||
| SIO2 | 51.3 | WT% | DCP | |
| TIO2 | 1.84 | WT% | DCP | |
| AL2O3 | 15.1 | WT% | DCP | |
| FE2O3 | 12.5 | WT% | DCP | |
| FEO | 6.35 | WT% | DCP | |
| MNO | 0.17 | WT% | DCP | |
| MGO | 5.59 | WT% | DCP | |
| CAO | 7.7 | WT% | DCP | |
| NA2O | 3.44 | WT% | DCP | |
| K2O | 2.08 | WT% | DCP | |
| P2O5 | 0.65 | WT% | DCP | |
| H2O_MINUS | 0 | WT% | DCP | |
| H2O | 0.94 | WT% | DCP | |
| TOTAL | 100.65 | WT% | DCP | |
| NI | 35 | PPM | DCP | |
| CR | 75 | PPM | DCP | |
| SR | 1002 | PPM | MS | |
| RB | 41.9 | PPM | MS | |
| BA | 1280 | PPM | DCP | |
| TH | 5.36 | PPM | NAA | |
| TA | 0.99 | PPM | NAA | |
| NB | 60 | PPM | DCP | |
| CE | 101 | PPM | NAA | |
| ZR | 180 | PPM | DCP | |
| HF | 3.73 | PPM | NAA | |
| SM | 8.33 | PPM | MS | |
| Y | 28 | PPM | DCP | |
| YB | 1.91 | PPM | NAA |