Copper slag or garnet, copper garnet, copper slag
Medicinal herbs, mica
Charcoal, & quartz
Silica sand, resin
Chemicals like lithium hexafluorophosphate, silica
Fertilizers like urea, rock phosphate, ammonium sulphate
Gypsum, coal
Perlite, coal, niche high value - electronic products
Zinc oxide & magnesium carbonate & feldspar
Coal, gbfs slag, shale
Feldspar, steel
Himalayan salt, gypsum
Sulphur bentonite
Soda ash and silica sand
Copper slag
Silicon, alginate, gypsum
Graphite, steel
Graphite electrode
Graphite electrode, graphite scraps
Rock phosphate and sulphur lumps