“Single pyrrhotite crystal in marble/feldspar matrix.
In coll. H. Schillhammer; collected together with P. Lamatsch in Sept. 2016.
Nikon D4, Mitutoyo 5X Plan-Apo ELWD on bellows. Stacked from 92 images using ZereneStacker (Pmax and DMap).”
Harald Schillhammer - 5th March 2017