Beautiful cubic PYRITE crystals with typical wax grooves – partially oxidized on the surface and with colorful tarnish.
You don’t see that every day !
The PYRITE sit on MANGANO CALCITEN with nice edges and surfaces.
Old find from Pasto Bueno in the ANCASH region – ANDES – PERU
Weight: 450 g Dim.:_ 12 x 10 x 4 cm
Picture 4 is the back