Sample s_1398
NavDat sample number 33838 · ANDESITE
Sample
| Sample ID | s_1398 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 42.88 |
|---|---|
| Longitude | -121.96 |
| Location | CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT MAZAMA / PACIFIC OCEAN |
| State / province | OREGON |
| Location comment | CRATER LAKE, SCOTT CREEK |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.41 | 0.395 | 0.423 | QUATERNARY |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 55.6 | WT% | XRF | |
| TIO2 | 1.19 | WT% | XRF | |
| AL2O3 | 18.1 | WT% | XRF | |
| FE2O3T | 8.57 | WT% | XRF | |
| CAO | 7.38 | WT% | XRF | |
| MGO | 3.32 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| K2O | 1.03 | WT% | AES | |
| NA2O | 4.06 | WT% | AES | |
| P2O5 | 0.28 | WT% | XRF | |
| LOI | 0.64 | WT% | IGN | |
| LA | 15 | PPM | INAA | |
| CE | 30 | PPM | INAA | |
| ND | 20 | PPM | INAA | |
| SM | 4.8 | PPM | INAA | |
| EU | 1.3 | PPM | INAA | |
| TB | 0.69 | PPM | INAA | |
| YB | 2.3 | PPM | INAA | |
| LU | 0.33 | PPM | INAA | |
| SC | 23.8 | PPM | INAA | |
| CR | 36 | PPM | INAA | |
| CO | 20.3 | PPM | INAA | |
| ZN | 97 | PPM | INAA | |
| RB | 20 | PPM | XRF | |
| SR | 619 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| ZR | 122 | PPM | XRF | |
| NB | 5.2 | PPM | ICPMS | |
| CS | 0.6 | PPM | INAA | |
| BA | 415 | PPM | XRF | |
| HF | 2.7 | PPM | INAA | |
| TA | 0.26 | PPM | INAA | |
| TH | 1.2 | PPM | INAA | |
| U | 0.5 | PPM | INAA |