MINERAL
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Pink quartz obelisk (9.8kg) on brass base, from Madagascar
Prism of gabbro from Madagascar (6.2kg) on brass base
Malachite pebble (575g) from Congo, on black base
Polished green malachite (1.5Kg) on brass base
Brazilian agate slice (1.1kg) on brass base
Frame of 3 Navajun Pyrite cubes on black mirror
Amazonite prism (Madagascar), black base
