Sample HM-361
NavDat sample number 125499 · MINETTE
Sample
| Sample ID | HM-361 |
|---|---|
| Rock name | MINETTE |
| Rock type | PLUTONIC |
| Composition | EXOTIC |
| Material | IGNEOUS |
Location
| Latitude | 47.4631 |
|---|---|
| Longitude | -110.56 |
| Location | Highwood Mountains |
| State / province | Montana |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 51 | 50 | 53 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| MGO | 6.78 | WT% | ICPAES | |
| LA | 59.2 | PPM | ICPAES | |
| CE | 130.3 | PPM | ICPAES | |
| ND | 55.6 | PPM | ICPAES | |
| SM | 9.8 | PPM | ICPAES | |
| EU | 2.76 | PPM | ICPAES | |
| GD | 7.01 | PPM | ICPAES | |
| DY | 4.23 | PPM | ICPAES | |
| YB | 1.49 | PPM | ICPAES | |
| LU | 0.21 | PPM | ICPAES | |
| SIO2 | 49.74 | WT% | ICPAES | |
| TIO2 | 0.81 | WT% | ICPAES | |
| AL2O3 | 13.46 | WT% | ICPAES | |
| FE2O3 | 9.04 | WT% | ICPAES | |
| MNO | 0.15 | WT% | ICPAES | |
| CAO | 9.06 | WT% | ICPAES | |
| NA2O | 3.05 | WT% | ICPAES | |
| K2O | 5.71 | WT% | ICPAES | |
| P2O5 | 0.85 | WT% | ICPAES | |
| TOTAL | 100.26 | WT% | ICPAES | |
| SC | 23.3 | PPM | ICPAES | |
| V | 177 | PPM | ICPAES | |
| CR | 111 | PPM | ICPAES | |
| CO | 51 | PPM | ICPAES | |
| NI | 53 | PPM | ICPAES | |
| CU | 77 | PPM | ICPAES | |
| ZN | 87 | PPM | ICPAES | |
| LI | 16 | PPM | ICPAES | |
| RB | 183 | PPM | XRF | |
| SR | 1407 | PPM | ICPAES | |
| BA | 4130 | PPM | ICPAES | |
| ZR | 120 | PPM | XRF | |
| NB | 12.4 | PPM | XRF | |
| TH | 11.6 | PPM | XRF | |
| PB | 23 | PPM | XRF | |
| Y | 18.8 | PPM | XRF | |
| BE | 3.5 | PPM | ICPAES | |
| SM | 9.98 | PPM | ICPAES | |
| ND | 56 | PPM | ICPAES | |
| SR87_SR86 | 0.7076 | MS | ||
| ND143_ND144 | 0.511658 | MS |
References
- O'Brien, Hugh E; Irving, Anthony J; McCallum, I S; Thirlwall, MatthewF (1995) Strontium, neodymium, and lead isotope evidence for the interaction ofpost-subduction asthenospheric potassic mafic magmas of the HighwoodMountains, Montana, USA, with ancient Wyoming craton lithosphericmantle. Geochimica et Cosmochimica Acta, vol.59, no.21, pp.4539-4556, Nov1995 doi:10.1016/0016-7037(95)99266-J