Size 10 x 7 x 4 cm - weight 256 grams Smithsonite gray-blue an amazing rare polymorphic specimen The specimen appears nestled securely within a rugged, dark-brown limonite matrix, where a beautiful geode-like cavity is completely lined with a smooth, gray-blue botryoidal smithsonite crust. The globular, bubble-like formations cascade elegantly down the interior walls, exhibiting a soft, waxy luster that beautifully catches the light. This piece stands as a perfect textbook example of the polymorphic, bubble-like mineral architectures that have made the Lavrion district legendary among collectors worldwide. From Mine No. 6, Agrileza mines Lophos, Lavrion Mining District, Lavreotiki, East Attica, Greece will be sent with a security number