De or het molasse?

The correct Dutch article is:

de molasse

Meaning (Dutch) (geologie) sedimentair gesteente waar men molenstenen van maakt

How to use molasse

the molassede molasse
this molassedeze molasse
that molassedie molasse
our molasseonze molasse
your molassejouw molasse
every molasseelke molasse
which molasse?welke molasse?
a big molasse / the big molasseeen grote molasse, de grote molasse

Meaning, plural, diminutive, pronunciation and translations: WikiWoordenboek (Dutch Wiktionary) (CC BY-SA 4.0). Example sentences: Tatoeba (CC BY 2.0 FR).