... can be used to separate iron, tungsten, tantalum, niobium, gold, coal, monazite, rutile, zirconite and other metallic and nonmetallic ores with ... , spiral chute, cutoff trough, receiving bucket and trough supports (including cross-type or triangular supports) etc.The spiral chutes have a ... and noise etc. 2012 Hot sell Spiral chute for gold mining