Size 10 x 4,5 x 3,5 cm - weight 142 grams Pharmacolite on Galena. A mineral with distinctive morphology, forming an exceptionally rare and interesting geological combination. The crystals are microscopic, rare, and either flattened or acicular. It appears with a silky, fibrous texture in acicular aggregates, as well as in botryoidal or stalactitic forms. The most characteristic and world-renowned source for specimens combining these two minerals is Greece. Provenance: Plaka Mine No. 80 (Vein 80), Lavrion mining district, Lavreotiki, East Attica, Greece. Pharmacolite (CaHAsO₄·2H₂O): An unusual hydrated calcium arsenate. Its name derives from the Greek word *pharmakon* (meaning drug or poison) due to its high arsenic content. Galena (PbS): The primary lead ore (lead sulfide), characterized by a metallic luster, gray color, and cubic crystallization. Safety Instructions: special care is required: Toxicity: Due to the arsenic content of pharmacolite, the specimen is considered poisonous. Handling: Always wash your hands thoroughly after handling and keep it away from children or pets. will be sent with a security number