Terbium oxide (rare earth oxides production - from rare earth carbonate concentrate)

Emissions generated by the activity within the product supply chain as described in ecoinvent v3.8. Terbium is a lanthanide, a rare earth element, that is predominatly obtained from the ion adsorption clays of southern China - representing approximately 98% of world production - as a by-product of yttrium extraction. Terbium oxide (Tb4O7) is used in a number of different applications, including as an alloy in metallurgy, in the production of electronic devices and in green phosphors for fluorescent lamps. The cut-off classification is allocatable product. The activity type is ordinary transforming activity. The reference product amount is 1.