#131 • Mineral Specimens & Book

Part of Minerals & Geodes | November 11, 2026 at 8:00 PM (timed auction by Alderfer Auction)

Starting at $5.00

Status: Available

Bidding closes Nov 11, 2026 8:10 PM EST

Druzy Quartz (Blue), 248.9g, Brazil; Quartz Geode, 1737.9g, Bu Craa, Laayoune Province, Morocco; Septarian Geode with Iridescent Pyrite, 282.5g, Volga River, Ulyanocsk Oblast, Russia; Amethyst Geode, 656.0g, Brazil. Includes book, The Encyclopedia of Gemstones and Minerals by Martin Holden, featuring photographs from the British Museum of Natural History, 1999.