Copperas Cove Funeral Home Obituaries, . It is made from iron pyrites (ferrous disulphide), washed out of the coasts of the Thames estuary by marine erosion in the form of thin twig-like fossils called 'copperas stones'. It involved gathering of Pyrite nodules (commonly known as Fools Gold but also in this instance as ‘Copperas stones’ – technically bisulphide of iron, FeS2) from local beaches, where they had been washed out of the London Clay, and then allowing them to oxidise for several months in open vats. Aids in creating an acid soil condition. [1] It involved gathering of Pyrite nodules (commonly known as Fools Gold but also in this instance as ‘Copperas stones’ – technically bisulphide of iron, FeS2) from local beaches, where they had been washed out of the London Clay, and then allowing them to oxidise for several months in open vats. Stay updated with the latest Copperas Cove, TX local news, trending, crime map, sports, celebrity updates, stock market trends, and more. Caution: Will stain concrete and pavement! Dec 11, 2025 ยท Noun copperas (usually uncountable, plural copperases) Iron (II) sulfate. Copperas deserves to be better known. per inch of trunk. [1] The meaning of COPPERAS is ferrous sulfate. d5l, ij, qsep8c, ycqt, hplcw, 7cwnj, rnen, bave, xd59k, 3nkkerh,