Found during the construction of the Julianakanaal.
References:
T.G. Nijland, J.C. Zwaan, D. Visser, J. Leloux - De mineralen van Nederland - 2007
1 entry listed. 1 valid mineral.
The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!