Sample s_TS-691
NavDat sample number 12345 · ANDESITE
Sample
| Sample ID | s_TS-691 |
|---|---|
| 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 | 57.4 | WT% | XRF | |
| TIO2 | 1.1 | WT% | XRF | |
| AL2O3 | 17.8 | WT% | XRF | |
| FEOT | 7.4 | WT% | XRF | |
| CAO | 6.6 | WT% | XRF | |
| MGO | 4.1 | WT% | AAS | |
| K2O | 1.05 | WT% | XRF | |
| NA2O | 4.5 | WT% | AAS | |
| LA | 8.5 | PPM | INAA | |
| CE | 20.2 | PPM | INAA | |
| ND | 8 | PPM | INAA | |
| SM | 3.04 | PPM | INAA | |
| EU | 1.08 | PPM | INAA | |
| TB | 0.49 | PPM | INAA | |
| YB | 1.53 | PPM | INAA | |
| LU | 0.23 | PPM | INAA | |
| SC | 21.1 | PPM | INAA | |
| CR | 27 | PPM | INAA | |
| CO | 22.5 | PPM | INAA | |
| NI | 17 | PPM | INAA | |
| RB | 17 | PPM | INAA | |
| SR | 570 | PPM | INAA | |
| ZR | 120 | PPM | INAA | |
| CS | 0.59 | PPM | INAA | |
| BA | 310 | PPM | INAA | |
| HF | 2.92 | PPM | INAA | |
| TA | 0.36 | PPM | INAA | |
| TH | 1.41 | PPM | INAA | |
| U | 0.2 | PPM | INAA |