Half agate geode (Brazil)2.5 kg – displayed on a brass base
MINERAL
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Malachite pebble (575g) from Congo, on black base
Agate slice in brass adjustable round stand
Chryzoprase in matrix of Tanzania on brass stand
Cubic Pyrite in slate (2.3kg) - St Créac (France)
Ball of rhodonite from Madagascar (6.1kg) on brass base