7231 JL1610 Chrysocolla, Gypsum, Trafalgar Mine (Mount Oscar Mine), Cloncurry, Cloncurry Shire, Queensland

Ex Joan Lamond Collection. Colourless gypsum crystals on green chrysocolla (labelled as pseudomalachite). Acquired by Joan in 1995 from John Toma while on a field trip to Lake Boga. Width 9mm. Stack of 30 images.