Stacked from 89 images. Photograph taken using Canon EOS 80D and stacked using Stackshot rail and controller. Stacking done using Helicon Focus 7.
Weathered specimen full of mostly well-formed, blackish crystals of perovskite. Specimen size is 5.8x3.8x3.3cm at the widest points. The largest crystal measures 1.4x1.4x0.7cm (last measurement is ...
© Alan Barnes