Sample s_682G
NavDat sample number 33848 · RHYODACITE
Sample
| Sample ID | s_682G |
|---|---|
| Rock name | RHYODACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| 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 | 73 | WT% | XRF | |
| TIO2 | 0.24 | WT% | XRF | |
| AL2O3 | 13.3 | WT% | XRF | |
| FE2O3T | 1.36 | WT% | XRF | |
| CAO | 0.96 | WT% | XRF | |
| MGO | 0.23 | WT% | XRF | |
| MNO | 0.02 | WT% | XRF | |
| K2O | 4.81 | WT% | AES | |
| NA2O | 3.48 | WT% | AES | |
| P2O5 | 0.05 | WT% | XRF | |
| LOI | 1.85 | WT% | IGN | |
| LA | 22 | PPM | INAA | |
| CE | 44 | PPM | INAA | |
| ND | 19 | PPM | INAA | |
| SM | 4.3 | PPM | INAA | |
| EU | 0.61 | PPM | INAA | |
| TB | 0.61 | PPM | INAA | |
| YB | 2.9 | PPM | INAA | |
| LU | 0.43 | PPM | INAA | |
| SC | 3.9 | PPM | INAA | |
| CO | 1.3 | PPM | INAA | |
| ZN | 36 | PPM | INAA | |
| RB | 131 | PPM | XRF | |
| SR | 123 | PPM | XRF | |
| Y | 29 | PPM | XRF | |
| ZR | 234 | PPM | XRF | |
| NB | 8.2 | PPM | ICPMS | |
| CS | 3.9 | PPM | INAA | |
| BA | 970 | PPM | XRF | |
| HF | 6.2 | PPM | INAA | |
| TA | 0.62 | PPM | INAA | |
| TH | 7.7 | PPM | INAA | |
| U | 2.8 | PPM | INAA |