ncat BDMAR01 M1553 Gerhardtite, Buttgenbachite, Great Australia Mine, Cloncurry, Queensland
Tiny deep blue acicular buttgenbachite crystal sprays (centre of image) with green-blue gerhardtite. Width of view 3.5mm. Stack of 80 images. Ex Bernie Day Collection. Analysis is required to distinguish between connellite (sulphate) and buttgenbachite...