Sample 261
NavDat sample number 39363 · GRANITE
Sample
| Sample ID | 261 |
|---|---|
| Rock name | GRANITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | medium-grained granite |
Location
| Latitude | 46.6443 |
|---|---|
| Longitude | -115.505 |
| State / province | Idaho |
| Volcanic field | Bungalow stock, Challis magmatic province |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 46.2 | 44.2 | 48.2 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 76.81 | WT% | ICPAES | |
| TIO2 | 0.05 | WT% | ICPAES | |
| AL2O3 | 12.42 | WT% | ICPAES | |
| FEOT | 1.03 | WT% | ICPAES | |
| FE2O3 | 0.22 | WT% | TIT | |
| FEO | 0.81 | WT% | TIT | |
| MNO | 0.04 | WT% | ICPAES | |
| MGO | 0.06 | WT% | ICPAES | |
| CAO | 0.25 | WT% | ICPAES | |
| NA2O | 3.86 | WT% | ICPAES | |
| K2O | 4.47 | WT% | ICPAES | |
| P2O5 | 0.07 | WT% | ICPAES | |
| LOI | 1.16 | WT% | ICPAES | |
| TOTAL | 100.23 | WT% | ICPAES | |
| BA | 110 | PPM | INAA | |
| CO | 2.5 | PPM | INAA | |
| CR | 96 | PPM | INAA | |
| CS | 10 | PPM | INAA | |
| HF | 4 | PPM | INAA | |
| MO | 2.5 | PPM | INAA | |
| NI | 25 | PPM | INAA | |
| RB | 230 | PPM | INAA | |
| SC | 3.4 | PPM | INAA | |
| SN | 2.5 | PPM | XRF | |
| TA | 2 | PPM | INAA | |
| TH | 23 | PPM | INAA | |
| U | 6 | PPM | INAA | |
| ZN | 25 | PPM | INAA | |
| LA | 19 | PPM | INAA | |
| CE | 31 | PPM | INAA | |
| ND | 7 | PPM | INAA | |
| SM | 4.4 | PPM | INAA | |
| EU | 0.1 | PPM | INAA | |
| TB | 1.2 | PPM | INAA | |
| YB | 7.1 | PPM | INAA | |
| LU | 1.17 | PPM | INAA |