Bidspirit auction | Natural History - Purple Agate

Natural History - Purple Agate Crystal Geode Cut Half Group. - The exposed internal cavities filled with small crystals; in enhanced purple colour. 735 grams total, 8.3-11 cm (3 1/4 - 4 3/8 in.). Ex Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [3, No Reserve]