Reference

Alfons M. Van den Kerkhof, Daniel E. Harlov, Leif Johansson (2011): The role of fluids in the formation of a clinopyroxene-rich pegmatoid vein in a migmatised granitic gneiss: Söndrum Stenhuggeriet, Halmstad, SW Sweden – Berichte der Geologischen Bundesanstalt – 87: 114 - 115.