Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Opsporing van delfstoffen-nl#Sense
Prospecting for minerals-en#Sense
Prospection minière-fr#Sense
Prospection des minerais-fr#Sense
Erzschürfung-de#Sense
Mineraalivarojen etsiminen-fi#Sense
Malminetsintä-fi#Sense
Sirtheoireacht mianraí-ga#Sense