Prehnite on Epidote
Diakon, Cercle de Boufalabe, Kayes Region, Mali
Miniature, 4.2 x 3.1 x 3.0 cm

This specimen is composed of two spheres of lustrous and translucent, apple green prehnite with the larger one measuring 2.7 cm across. They are underlain by a few lustrous, blackish green epidote crystals, to 7 mm in length.