Pyrite Cubes intergrown on Matrix

This piece has a large intergrown formation on Matrix (limestone). The cubes are grown together at different positions and giving this piece a really unique look.

This piece has a small repaired area on the back, you can see in the photo.

Not self stand.

Dimension: 7 in x 7 in

Locality: Ampliación A Victoria Mine, Navajún, Spain