4267 Azurite, Barite, Wheal Friendship Mine, Blinman, South Australia July 27, 2021 Steve Australasia Australia South Australia Blocky colourless barite crystals with sharp blue azurite. Acquired from John Haupt 4/06. Width of view 3.5mm. Stack of 60 images. Click on the image below for a higher resolution version.
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