BOTTINO MINE, SERAVEZZA, CARRARA, ITALY - Very nice specimen with several sphalerite and galena crystals. All of them show up on tiny siderite crystals. This specimen has been collecte inside the mine, since no valuable specimne can be found in the dumps. The crystals are up to 0.6 cm in size. Real nice rock of 6.5x3x1.8 cm