Geography of Sheffield county, from bituminous (ideal for domestic heating) to "Thick Coal", of a semi-anthracitic quality, appropriate for use in iron-smelting and in engine furnaces. Associated with the Upper Coal Measures were valuable iron ore deposits, occurring in the form of nodules. Large quantities of locally occurring fireclay were also exploited, as well as ganister (a clay used to make refractory furnace linings). The city of Sheffield derives its name from the River Sheaf which Until the 17th century was written as "Scheth" or "Sheath". Sidney Oldall Addy equates the origins of this word with the Old English "shed" (as in "water-shed")
Cathedral Church of St Marie, Sheffield Cathedral Church of St Marie, Sheffield The Cathedral Church of St Marie is the Roman Catholic cathedral in Sheffield, England. It lies in a slightly hidden location, just off Fargate shopping street, but signals its presence with a tall spire. It is an especially fine example of an English Roman Catholic Cathedral, with much fine interior decoration. Re-ordering of the Sanctuary following the Second Vatican Council, has been sensitive. There are several particularly notable side altars, as well as historic statues and painted tiles. Before the English Reformation the Church of England was part of the Roman Catholic Church, and