Goethite, mineral - Stock-Fotografie

The iridescent Goethite from Rio Tinto is different from the Tharsis iridescent Goethite, it is not stalactitic and is much more colorful. From an old find at the classic Rio Tinto mines, this Goethite surprises us with its rich and varied colors. origin: Cerro Colorado, Minas de Rio Tinto, Minas de Riotinto, Huelva, Spain, 1986; size: 10 cm;