MINERAL
Active filters
Half-geode of septaria (0.9 kg) from Poland, in a vertical circular stand
Amethyst from Uruguay (600g) in 3D frame
Utah Septaria Slice - Muddy Creek - USA, in brass adjustable round stand
Geode of agate on round brass base. Mexico
Prism of gabbro from Madagascar (2.1kg) on brass base
Polished ketonite (665g), black base
Sandcalcite aggregate from Hungary, under glass
