... ores ,placer mines ,.lead zinc ores ,copper ores ,tinores ,ilmentite ,pyrite ,hematite ,limonite ,chromite ,ferberite ,tungsten ores ,tantalite ores ,coal ores ... mm fine material of iron ore, iron ore, titanium chromite, pyrite, zirconium stones, rutile, monazite, phosphorus b ore, tungsten, tin, tantalum ...