Bidspirit auction | Natural History - 'Popcorn' Quartz

Natural History - 'Popcorn' Quartz Crystal Display Group [3]. - Comprising three attractive examples composed of mainly white quartz. 604 grams total, 8.3-10.2 cm (3 1/4 - 4 in.). From Brazil.Ex Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [3, No Reserve]