Sample s_1634
NavDat sample number 33842 · ANDESITE
Sample
| Sample ID | s_1634 |
|---|---|
| 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 | 52.6 | WT% | XRF | |
| TIO2 | 1.3 | WT% | XRF | |
| AL2O3 | 17.8 | WT% | XRF | |
| FE2O3T | 7.85 | WT% | XRF | |
| CAO | 8.01 | WT% | XRF | |
| MGO | 4.06 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| K2O | 1.32 | WT% | AES | |
| NA2O | 4.46 | WT% | AES | |
| P2O5 | 0.72 | WT% | XRF | |
| LOI | 0.67 | WT% | IGN | |
| LA | 44 | PPM | INAA | |
| CE | 95 | PPM | INAA | |
| ND | 50 | PPM | INAA | |
| SM | 9 | PPM | INAA | |
| EU | 2.24 | PPM | INAA | |
| TB | 0.82 | PPM | INAA | |
| YB | 1.8 | PPM | INAA | |
| LU | 0.24 | PPM | INAA | |
| SC | 16.3 | PPM | INAA | |
| CR | 11.1 | PPM | INAA | |
| CO | 22.9 | PPM | INAA | |
| ZN | 79 | PPM | INAA | |
| RB | 62 | PPM | XRF | |
| SR | 2050 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| ZR | 254 | PPM | XRF | |
| NB | 9.6 | PPM | ICPMS | |
| CS | 0.9 | PPM | INAA | |
| BA | 1511 | PPM | XRF | |
| HF | 5.7 | PPM | INAA | |
| TA | 0.52 | PPM | INAA | |
| TH | 4.7 | PPM | INAA | |
| U | 1.4 | PPM | INAA |