ores- ferrous and non-ferrous Spain

... algae on the seabed, fossilized over millions of years. The fundamental difference compared to other siliceous minerals is that it is of biogenic origin. Thanks to the diversity of shapes of diatoms, combined with its low density and the intricate structure of water, it possesses unique physical properties. Currently, we have three mining concessions "Tío Lucas", "Cañada Guerrero", and "Picanas", all located in the area known as El Cenajo (Hellín- Ab), where the mines and factories are situated, with the offices and tax residence in Elche de la Sierra (Ab).