Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Ruw kalizout-nl#Sense
Sale grezzo di potassio-it#Sense
Kaliumråsalt-da#Sense
Sale greggio di potassio-it#Sense
Kainiitti-fi#Sense
Kainit-en#Sense
Kalirohsalz-de#Sense
Sel brut de potasse-fr#Sense
Kainit-da#Sense