Roger Weller, geology instructor
firstname.lastname@example.org copyright 2010-R.Weller
Aurichalcite is a basic carbonate of zinc and copper. It is often identified by its light
blue color and delicate needle-like crystal habit (acicular). The large, clear crystals
in this photo are calcite and the yellowish brown material is limonite.
Photo is copyright free for non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.