Calamine (mineral) enough was known of metallic zinc to make brass solder directly by combining copper and spelter (zinc ingots). In 1738 a patent was granted to William Champion, a Bristol brass founder, for the large-scale reduction of calamine to produce spelter. In 1684 a paper presented to the Royal Society touched on the medicinal and veterinary properties of the compound when in finely powdered form. Calamine (mineral) Calamine is a historic name for an ore of zinc. The name "calamine" was derived from "lapis calaminaris", a Latin corruption of Greek "cadmia (καδμία)", the old name for zinc ores in general. The
Christopher Schutz to mine and process the ore, being joined in some of their licences with Thomas Smythe, William Williams and Humfrey Cole. Only a few months later, in early 1566, William Humfrey and Schutz found calamine in the Mendip Hills, and Daniel Hoechstetter designed a refining process by which it could be used in Schutz' furnace at Tintern. As a reward for his work at Tintern, Schutz was granted denization on 9 April 1568, but the extraction of calamine ore at Worle Hill proved prohibitively expensive for the production of brass, and on 28 May the Company of Mineral and Battery