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Sample SS-71
NavDat sample number 9350 · ANDESITE
Sample
| Sample ID | SS-71 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
Location
| Latitude | 44.1 |
|---|
| Longitude | -121.7 |
|---|
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 0.37 |
|
0.01 |
0.73 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
| SIO2 | 62.91 | | WT% | AAS |
| TIO2 | 1.06 | | WT% | AAS |
| AL2O3 | 16.84 | | WT% | AAS |
| FE2O3 | 2.366 | | WT% | AAS |
| FEO | 3.59 | | WT% | TIT |
| MNO | 0.11 | | WT% | AAS |
| MGO | 1.89 | | WT% | AAS |
| CAO | 4.5 | | WT% | AAS |
| NA2O | 4.92 | | WT% | AAS |
| K2O | 1.84 | | WT% | AAS |
| P2O5 | 0.22 | | WT% | AAS |
| H2O | 0.12 | | WT% | AAS |
| H2O_MINUS | 0.17 | | WT% | AAS |
| TOTAL | 100.53 | | WT% | AAS |
| RB | 31 | | PPM | XRF |
| SR | 407 | | PPM | XRF |
| ZR | 208 | | PPM | XRF |
| BA | 488 | | PPM | XRF |
| NI | 7 | | PPM | XRF |
| CR | 24 | | PPM | XRF |