Sample s_M7-8B
NavDat sample number 10538 · DACITE
Sample
| Sample ID | s_M7-8B |
|---|---|
| Rock name | DACITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 50.818 |
|---|---|
| Longitude | -123.435 |
| Location | CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT GARIBALDI / PACIFIC OCEAN |
| State / province | BRITISH COLUMBIA |
| Location comment | SALAL CREEK AREA |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 8 | 7.2 | 8.8 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 72.81 | WT% | XRF | |
| TIO2 | 0.42 | WT% | XRF | |
| AL2O3 | 15.07 | WT% | XRF | |
| FE2O3 | 0.95 | WT% | XRF | |
| FEO | 2.03 | WT% | XRF | |
| CAO | 1.99 | WT% | XRF | |
| MGO | 0.71 | WT% | XRF | |
| MNO | 0.08 | WT% | XRF | |
| K2O | 2.94 | WT% | XRF | |
| NA2O | 5.03 | WT% | XRF | |
| P2O5 | 0.1 | WT% | XRF | |
| LOI | 0.56 | WT% | XRF | |
| V | 11 | PPM | XRF | |
| CR | 23 | PPM | XRF | |
| NI | 3 | PPM | XRF | |
| RB | 53 | PPM | XRF | |
| SR | 310 | PPM | XRF | |
| Y | 20 | PPM | XRF | |
| ZR | 205 | PPM | XRF | |
| NB | 13 | PPM | XRF | |
| BA | 856 | PPM | XRF |
References
- Lawrence, Robert B; Armstrong, Richard Lee; Berman, Robert G (1984) Garibaldi Group volcanic rocks of the Salal Creek area, southwestern British Columbia; alkaline lavas on the fringe of the predominantly calc-alkaline Garibaldi Cascade volcanic arc. Journal of Volcanology and Geothermal Research. 21; 3-4, Pages 255-276. 1984. doi:10.1016/0377-0273(84)90025-8