Sample s_TS-686
NavDat sample number 12349 · ANDESITE
Sample
| Sample ID | s_TS-686 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 44.5 |
|---|---|
| Longitude | -121.75 |
| Location | CASCADES / HIGH CASCADES / CENTRAL CASCADES / PACIFIC OCEAN |
| State / province | OREGON |
| Location comment | NORTH SISTER |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2.55 | 0.1 | 5 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 60 | WT% | XRF | |
| TIO2 | 0.8 | WT% | XRF | |
| AL2O3 | 17.5 | WT% | XRF | |
| FEOT | 5.8 | WT% | XRF | |
| CAO | 6 | WT% | XRF | |
| MGO | 4 | WT% | AAS | |
| K2O | 1.5 | WT% | XRF | |
| NA2O | 4.3 | WT% | AAS | |
| LA | 10.5 | PPM | INAA | |
| CE | 24.1 | PPM | INAA | |
| ND | 9 | PPM | INAA | |
| SM | 3.08 | PPM | INAA | |
| EU | 0.97 | PPM | INAA | |
| TB | 0.44 | PPM | INAA | |
| YB | 1.73 | PPM | INAA | |
| LU | 0.22 | PPM | INAA | |
| SC | 14.1 | PPM | INAA | |
| CR | 56 | PPM | INAA | |
| CO | 19.5 | PPM | INAA | |
| NI | 70 | PPM | INAA | |
| RB | 27 | PPM | INAA | |
| SR | 490 | PPM | INAA | |
| ZR | 140 | PPM | INAA | |
| CS | 0.83 | PPM | INAA | |
| BA | 360 | PPM | INAA | |
| HF | 3.44 | PPM | INAA | |
| TA | 0.46 | PPM | INAA | |
| TH | 2.31 | PPM | INAA | |
| U | 0.6 | PPM | INAA |