6557
Mixed Mineral Specimen Collection.. A mixed group of six mineral specimens comprising calcite with pyrite; malachite; quartz and amethyst geode sections; blue lace agate; calcite. 1.2 kg total, 7-11.5 cm (2 3/4 - 4 1/2 in.) Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [6, No Reserve]
londres, Vereinigtes Königreich
