Μια συλλογή διαφόρων ορυκτών δειγμάτων. A collection of various mineral specimens, featuring clusters of amethyst (purple, SiO? ), clear quartz (transparent, SiO? ), and celestine (pale blue, SrSO? ). The amethyst geode showcases vibrant purple crystals with a hollow center. The quartz crystals are transparent with prismatic formations. Celestine displays cubic blue formations. All minerals are presented closely together, highlighting their unique colors and formations. These specimens are typically found in geological collections and are popular for their aesthetic appeal and rarity.