Sample HM-552
NavDat sample number 125496 · MINETTE
Sample
| Sample ID | HM-552 |
|---|---|
| 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 | 7.24 | WT% | ICPAES | |
| LA | 47.4 | PPM | ICPAES | |
| CE | 88 | PPM | ICPAES | |
| ND | 38.6 | PPM | ICPAES | |
| SM | 6.63 | PPM | ICPAES | |
| EU | 1.87 | PPM | ICPAES | |
| GD | 5.27 | PPM | ICPAES | |
| DY | 3.43 | PPM | ICPAES | |
| YB | 1.04 | PPM | ICPAES | |
| LU | 0.16 | PPM | ICPAES | |
| SIO2 | 46.07 | WT% | ICPAES | |
| TIO2 | 0.67 | WT% | ICPAES | |
| AL2O3 | 14.06 | WT% | ICPAES | |
| FE2O3 | 8.25 | WT% | ICPAES | |
| MNO | 0.13 | WT% | ICPAES | |
| CAO | 8.81 | WT% | ICPAES | |
| NA2O | 2.89 | WT% | ICPAES | |
| K2O | 5.56 | WT% | ICPAES | |
| P2O5 | 0.74 | WT% | ICPAES | |
| TOTAL | 99.07 | WT% | ICPAES | |
| SC | 33.7 | PPM | ICPAES | |
| V | 238 | PPM | ICPAES | |
| CR | 56 | PPM | ICPAES | |
| CO | 81 | PPM | ICPAES | |
| NI | 136 | PPM | ICPAES | |
| CU | 175 | PPM | ICPAES | |
| ZN | 90 | PPM | ICPAES | |
| LI | 58 | PPM | ICPAES | |
| RB | 158 | PPM | XRF | |
| SR | 1417 | PPM | ICPAES | |
| BA | 4880 | PPM | ICPAES | |
| ZR | 127 | PPM | XRF | |
| NB | 15.1 | PPM | XRF | |
| TH | 11 | PPM | XRF | |
| PB | 153 | PPM | XRF | |
| Y | 16.4 | PPM | XRF | |
| BE | 6.1 | PPM | ICPAES |
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