Eboracum workshops growing up outside the fortress to supply the needs of the 5,000 troops garrisoned there. Production included military pottery until the mid-3rd century, military tile kilns have been found in the Aldwark-Peasholme Green area, glassworking at Coppergate, metalworks and leatherworks producing military equipment in Tanner Row. In the Roman period, Eboracum was the major manufacturing centre for Whitby Jet. Known as "gagates" in Latin, it was used from the early 3rd century as material for jewelry and was exported from here throughout Britain and into Europe. Examples found in York take the form of rings, bracelets, necklaces, and pendants
Latin influence in English languages. Christian missionaries coming to Britain in the 6th century and 7th century brought with them Latin religious terms which entered the English language: "abbot", "altar", "apostle", "candle", "clerk", "mass", "minister", "monk", "nun", "pope", "priest", "school", "shrive". Some of these words are ultimately of Greek origin, as much of the technical language of Christianity developed from the Greek of the New Testament and the works of those Fathers of the Church who wrote in Greek. During this time, the Catholic Church had great influence on the development and expansion of the Old English language. Catholic monks mainly wrote or copied