← Search
Sample 360a
NavDat sample number 13277 · DACITE
Sample
| Sample ID | 360a |
|---|
| Rock name | DACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 44.294 |
|---|
| Longitude | -122.64 |
|---|
| State / province | Oregon |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 22 |
|
20 |
24 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 64.75 | | WT% | COL |
| TIO2 | 0.72 | | WT% | COL |
| AL2O3 | 15.52 | | WT% | AAS |
| FEOT | 7.22 | | WT% | AAS |
| MNO | 0.22 | | WT% | AAS |
| MGO | 1.28 | | WT% | AAS |
| CAO | 4.34 | | WT% | AAS |
| NA2O | 4.6 | | WT% | AAS |
| K2O | 0.99 | | WT% | AAS |
| P2O5 | 0.36 | | WT% | COL |
| TOTAL | 99.29 | | WT% | AAS |
| LOI | 1.78 | | WT% | AAS |
| BA | 269 | | PPM | AAS |
| RB | 22 | | PPM | AAS |
| SR | 287 | | PPM | AAS |
| CR | 13 | | PPM | AAS |
| NI | 4.2 | | PPM | AAS |
| SC | 24.9 | | PPM | INAA |
