In 2018, Top
importers of
Porphyry, sylnite, etc, merely cut into a squar from
Serbia, FR(Serbia/Montenegro) were Switzerland ($18.17K , 100,670 Kg), European Union ($10.05K , 101,810 Kg), Italy ($7.77K , 77,510 Kg), Czech Republic ($5.55K , 2,572 Kg), Montenegro ($4.55K , 12,350 Kg).
Porphyry, sylnite, etc, merely cut into a squar exports by country in 2018