PbWo4 (tetragonal) Scheelite group
Stolzite on Pyromorphite, Kintore Open Cut, South Mine, Broken Hill, New South Wales.
Photo by Steve Sorrell
Steve Sorrell Collection (self collected in the Kintore pit)
Reference: Birch, W.D. (Editor) (1999), Minerals of Broken Hill, ISBN 0-9599486-9-4
You can find another stolzite from Broken Hill at the Museum of Victoria website.