ROSASITE & CALCITE

A limonitic matrix with a large vug lined with light bluish-green spheres of rosasite which are in turn coated with colourless calcite.  There is possibly some aurichalcite present as well.

10.0cms x 8.0cms x 6.5cms.

Omega mine, Helvetia, Pima COunty, Arizona, USA.

Potts Collection #428/P287.