Sample GAM 93 072
NavDat sample number 89309 · DACITE
Sample
| Sample ID | GAM 93 072 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | Morris and others |
Location
| Latitude | 48.4616 |
|---|---|
| Longitude | -118.663 |
| State / province | Washington |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 47.75 | 45.2 | 50.3 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 67.99 | WT% | XRF | |
| AL2O3 | 15.57 | WT% | XRF | |
| TIO2 | 0.65 | WT% | XRF | |
| FEOT | 3.4 | WT% | XRF | |
| MNO | 0.06 | WT% | XRF | |
| CAO | 3.22 | WT% | XRF | |
| MGO | 1.27 | WT% | XRF | |
| K2O | 3.3 | WT% | XRF | |
| NA2O | 4.32 | WT% | XRF | |
| P2O5 | 0.23 | WT% | XRF | |
| NI | 14 | PPM | XRF | |
| CR | 24 | PPM | XRF | |
| SC | 10 | PPM | XRF | |
| V | 77 | PPM | XRF | |
| BA | 1098 | PPM | XRF | |
| RB | 88 | PPM | XRF | |
| SR | 510 | PPM | XRF | |
| ZR | 200 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| NB | 10 | PPM | XRF | |
| GA | 17 | PPM | XRF | |
| CU | 11 | PPM | XRF | |
| ZN | 68 | PPM | XRF | |
| PB | 9 | PPM | XRF | |
| LA | 20 | PPM | XRF | |
| CE | 56 | PPM | XRF | |
| TH | 10 | PPM | XRF | |
| SR87_SR86 | 0.705466 | ICPMS | ||
| ND143_ND144 | 0.512744 | ICPMS |