Greywacke, crossed polars view. The
quartz is less abundant, a lot of feldspars is present in this
section. High birefringence carbonate can also be seen as well as some
other high polarization colored minerals.
polarized view. Some green minerals (amphiboles ?) can be seen in this
micrograph. This section exhibits some regions with different colors
inter grains materials.
view of this section in LPA and LPNA. Opaque minerals not identified are
also widespread in this rock section.