Sample s_MSH90-2
NavDat sample number 22720 · ANDESITE
Sample
| Sample ID | s_MSH90-2 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Texture | PHYRIC, HYALOPILITIC GROUNDMASS |
| Comment | subaerial |
Location
| Latitude | 46.1767 |
|---|---|
| Longitude | -122.218 |
| Location | CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT ST. HELENS / CASTLE CREEK UNIT / PACIFIC OCEAN |
| State / province | WASHINGTON |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.03 | 0.015 | 0.039 | Holocene |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| BA | 324.1 | PPM | MS-ID | |
| TH | 2.839 | PPM | MS-ID | |
| U | 6.375 | PPM | MS-ID | |
| TH230 | 0.821 | DPM/G | MS-ID | |
| TH230_TH232 | 1.184 | MS-ID | ||
| U238_TH232 | 1.215 | MS-ID | ||
| TH230_U238 | 0.975 | MS-ID | ||
| U234_U238 | 1.007 | MS-ID | ||
| BA | 102.2 | PPM | MS-ID | |
| TH | 0.127 | PPM | MS-ID | |
| U | 6.276 | PPM | MS-ID | |
| TH230 | 0.0362 | DPM/G | MS-ID | |
| TH230_TH232 | 1.166 | MS-ID | ||
| U238_TH232 | 1.128 | MS-ID | ||
| TH230_U238 | 1.032 | MS-ID | ||
| U234_U238 | 1.003 | MS-ID | ||
| BA | 44.9 | PPM | MS-ID | |
| TH | 0.41 | PPM | MS-ID | |
| U | 6.483 | PPM | MS-ID | |
| TH230 | 0.1206 | DPM/G | MS-ID | |
| TH230_TH232 | 1.205 | MS-ID | ||
| U238_TH232 | 1.326 | MS-ID | ||
| TH230_U238 | 0.908 | MS-ID | ||
| U234_U238 | 0.998 | MS-ID | ||
| BA | 330.5 | PPM | MS-ID | |
| TH | 2.982 | PPM | MS-ID | |
| U | 6.531 | PPM | MS-ID | |
| TH230 | 0.8834 | DPM/G | MS-ID | |
| TH230_TH232 | 1.214 | MS-ID | ||
| U238_TH232 | 1.345 | MS-ID | ||
| TH230_U238 | 0.896 | MS-ID | ||
| U234_U238 | 0.999 | MS-ID |