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Sample I-287
NavDat sample number 14839 · ANDESITE
Sample
| Sample ID | I-287 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | subaerial |
|---|
Location
| Latitude | 42.85 |
|---|
| Longitude | -122.116 |
|---|
| Location | CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT MAZAMA / PACIFIC OCEAN |
|---|
| State / province | CALIFORNIA |
|---|
| Location comment | CRATER LAKE, WATCHMAN |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0 |
|
0 |
0.006 |
QUATERNARY |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| TH | 3.8 | | PPM | XRF |
| U | 1.61 | | PPM | XRF |
| TH230_ACT | 1.26 | | | MS-ID |
| TH230_TH232_ACT | 1.38 | | | MS-ID |
| TH230_U238_ACT | 1.06 | | | MS-ID |
| U234_U238_ACT | 1.01 | | | MS-ID |
| U238_TH232_ACT | 1.31 | | | MS-ID |
