 ብራዚል niobium እና ferroniobium መካከል ግንባር አምራች, ብረት ጋር 60-70% niobium አንድ ቅይጥ ነው.
Brazil is the leading producer of niobium and ferroniobium, an alloy of niobium and iron which has a niobium content of 60-70%.