The first shelly fauna from metamorphic rocks of SciELO Argentina
Almost all brachiopod valves are preserved in the convexup position.(2003) showed that detrital zircon ages from the metasedimentary rocks of the La Cébila.
Zirconium and Hafnium USGS Mineral Resources Program
Zirconium is produced from two ore minerals,zircon and baddeleyite.metal is used in chemical piping,nuclear fuel cladding,pumps,and valves in(metric tons) (thousands) (metric tons) (thousands).Ore and concentrates: Argentina.Contact Us