Sample GAM 93 071
NavDat sample number 89305 · DACITE
Sample
| Sample ID | GAM 93 071 |
|---|---|
| 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 | 66.38 | WT% | XRF | |
| AL2O3 | 15.68 | WT% | XRF | |
| TIO2 | 0.6 | WT% | XRF | |
| FEOT | 4.31 | WT% | XRF | |
| MNO | 0.06 | WT% | XRF | |
| CAO | 4.05 | WT% | XRF | |
| MGO | 1.75 | WT% | XRF | |
| K2O | 2.84 | WT% | XRF | |
| NA2O | 4.08 | WT% | XRF | |
| P2O5 | 0.24 | WT% | XRF | |
| NI | 18 | PPM | XRF | |
| CR | 52 | PPM | XRF | |
| SC | 10 | PPM | XRF | |
| V | 95 | PPM | XRF | |
| BA | 1242 | PPM | XRF | |
| RB | 72 | PPM | XRF | |
| SR | 798 | PPM | XRF | |
| ZR | 169 | PPM | XRF | |
| Y | 16 | PPM | XRF | |
| NB | 8 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| CU | 16 | PPM | XRF | |
| ZN | 73 | PPM | XRF | |
| PB | 14 | PPM | XRF | |
| LA | 14 | PPM | XRF | |
| CE | 67 | PPM | XRF | |
| TH | 4 | PPM | XRF | |
| SR87_SR86 | 0.707243 | ICPMS | ||
| ND143_ND144 | 0.512336 | ICPMS |