druse of chalcedony, variety of quartz. Collectible mineral

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Photo credit: © Mario Deambrogio / Alamy / Afripics
License: Royalty Free
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Keywords: chalcedony, closeup, collection, crystal, digging, druze, extraction, gem, gemmology, gemological, gemology, gemstone, geode, geological, geologist, geology, isolated, miner, mineral, mineralogy, minerals, mining, natural, nature, ornament, precious, quartz, resources, rock, sample, science, semiprecious, silicate, specimen, stone, structure