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
Industrial metal Industrial metal Industrial metal (also known as industro-metal, industrial–metal, metallic industrial, cyber-metal etc.) is the fusion of heavy metal music and industrial music, typically employing repeating metal guitar riffs, sampling, synthesizer or sequencer lines, and distorted vocals. Prominent industrial metal acts include Ministry, Godflesh, KMFDM and Nine Inch Nails. Industrial metal developed in the late 1980s, as industrial and metal began to fuse into a common genre. In the early years of the 21st century, groups from the black metal scene began to incorporate elements of industrial music. Industrial metal did well in the early 1990s, particularly in North America,