Minerals like graphite and ferro alloy
Phosphate rock
Mica flakes, mica
Phosphate rock
Phosphate rock
Phosphate rock
Zeolite granules
Sodium phosphate
Gypsum
Active earth clay
Rocks boulders
Mica
Ball clay
Kaolin
Clay
Quartz silica sand, silica sand
Attapulgite clay powder, attapulgite clay, clay powder
Okite quartz, quartz
Fluorite
Kaolin