Tiny greenish-brown crystals of vauquelinite (right) with a larger brown crystal of mimetite (left). Ex Jo Price Collection. Width of view 3.5mm. Stack of 70 images.

Tiny greenish-brown crystals of vauquelinite (right) with a larger brown crystal of mimetite (left). Ex Jo Price Collection. Width of view 3.5mm. Stack of 70 images.