unkleD: Tufa cross section with lichen
unkleD: Tufa texture (radial deposits)
unkleD: Pyramid Lake tufa
London Dada: Pet rocks on show, by "The Stone Arranger" TM
Al_HikesAZ: Amethyst Geodes - Kino Sports Complex - Tucson Gem, Mineral and Fossil Showcase (EXPLORE)
Al_HikesAZ: Quartz crystal cluster - Kino Sports Complex - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: Morganite - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: Unidentified pegmatite on Muscovite (?) - Tucson Gem, Mineral and Fossil Showcase
smiles7: Finally
Al_HikesAZ: Expensive aquamarine - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: Aquamarine on Albite - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: Amethyst sculpture - Dealer and Vendor products - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: Flourescence Display - Tucson Gem, Mineral and Fossil Showcase
sdttds: DSC_4618_Geyserite on matrix
Al_HikesAZ: Dealer and Vendor products - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: Treasures from the AMNH Collection of Pegmatites - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: Arizona Sonoran Desert Museum - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: Private Collection Display - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: Aqua SuperNova - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: Aquamarine with Quartz, Schorl and Feldspar - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: Cobalt-bearing Calcite - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: Crown of Chumar Bahkoor - Tucson Gem, Mineral and Fossil Showcase
OttawaRocks: Schalenblende Specimen from Poland at the 2024 Tucson Gem and Mineral Show
Al_HikesAZ: Herkimer Diamonds - World Record Holders - Tucson Gem, Mineral and Fossil Showcase
sdttds: DSC_3231_Small, but vivid Morgan Hill poppy jasper free-form cab
Al_HikesAZ: Crater Agate - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: The Emperor - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: The Empress - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: Crown of Shigar - Tucson Gem, Mineral and Fossil Showcase
Al_HikesAZ: The Jewel of China - "Made for Each Other" - Tucson Gem, Mineral and Fossil Showcase