Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6811
Is Reference of Tridymite-fr#Sense
Trydymit-de#Sense
Trimidite-pt#Sense
Tridymite-en#Sense
Tridymit-da#Sense
Tridymiet-nl#Sense
Tridimita-es#Sense
Si O2-de#Sense
Tridimite-it#Sense
Τριδυμίτης-el#Sense