In 2018, Top
importers of
Porphyry, sylnite, etc, merely cut into a squar from
Czech Republic were Germany ($202.18K , 17,847,600 Kg), Slovak Republic ($153.86K , 51,414 Kg), Netherlands ($13.97K , 29,772 Kg), Australia ($1.64K , 6,527 Kg), France ($0.57K , 2,293 Kg).
Porphyry, sylnite, etc, merely cut into a squar exports by country in 2018