Quartz sand.
Clay-antique-products.
Armour rock.
Dolomite.
Perlite.
Quartz lumps.
Potash feldspar, potassium feldspar.
Silica sand.
Silica sand.
China clay.
Rock phosphate.
Silica sand.
Quartz ore.
Zeolite, zeodorizer- odor remover, desiccant..
Rock phosphate (pulvorized solophos, tricaphos phosphate).
Refined powdered rock phosphate.
Rock phosphate, phosphate.
Guano and rock phosphate.
Phosphate, copper.
Crushed and dried rock phosphate.