Sample 450
NavDat sample number 39387 · SYENITE
Sample
| Sample ID | 450 |
|---|---|
| Rock name | SYENITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 46.6947 |
|---|---|
| Longitude | -115.585 |
| 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 | 68.23 | WT% | ICPAES | |
| TIO2 | 0.25 | WT% | ICPAES | |
| AL2O3 | 15.14 | WT% | ICPAES | |
| FEOT | 2.5 | WT% | ICPAES | |
| FE2O3 | 2.01 | WT% | TIT | |
| FEO | 0.49 | WT% | TIT | |
| MNO | 0.04 | WT% | ICPAES | |
| MGO | 0.35 | WT% | ICPAES | |
| CAO | 1.32 | WT% | ICPAES | |
| NA2O | 8.1 | WT% | ICPAES | |
| K2O | 2.53 | WT% | ICPAES | |
| P2O5 | 0.07 | WT% | ICPAES | |
| LOI | 0.28 | WT% | ICPAES | |
| TOTAL | 98.88 | WT% | ICPAES | |
| BA | 920 | PPM | INAA | |
| CO | 2.5 | PPM | INAA | |
| CR | 48 | PPM | INAA | |
| CS | 1.2 | PPM | INAA | |
| HF | 6 | PPM | INAA | |
| MO | 0.5 | PPM | INAA | |
| NI | 10 | PPM | INAA | |
| RB | 120 | PPM | INAA | |
| SC | 4.4 | PPM | INAA | |
| SN | 4 | PPM | XRF | |
| TA | 1.8 | PPM | INAA | |
| TH | 22.5 | PPM | INAA | |
| U | 3.8 | PPM | INAA | |
| ZN | 50 | PPM | INAA | |
| NB | 14 | PPM | XRF | |
| ZR | 100 | PPM | INAA | |
| LA | 67 | PPM | INAA | |
| CE | 120 | PPM | INAA | |
| SM | 9.4 | PPM | INAA | |
| EU | 0.5 | PPM | INAA | |
| TB | 1.2 | PPM | INAA | |
| YB | 2 | PPM | INAA | |
| LU | 0.4 | PPM | INAA |