12 October 2021 What are Zeolites? Zeolites are aluminosilicates. In other words, a type of mineral made out of aluminum, silicon and oxygen. They can be found naturally and then mined, or they can be manufactured synthetically, writes Nera Leather Tanning. Zeolites have a unique property in that they can absorb or release… Continue reading What are Zeolites? Zeolites are aluminosilicates.