or MARKET JEW, a market-town of England, county of Cornwall, on the slope of a hill on the coast of Mounts Bay, 18 miles W.S.W. of Falmouth, and 280 W. by S. of London. The town has a parish church and places of worship for Wesleyan Methodists and Baptists, a national school, an endowed school, and several charitable institutions. The trade is principally in iron, timber, and coals, which are imported for the use of the mines; and the inhabitants are chiefly employed in the tin and copper mines in the neighbourhood. Market-day Saturday. Opposite the town is St Michael's Mount, a small rocky island about a mile in circumference, and accessible at low water by means of a narrow causeway. In the middle ages it was much resorted to by pilgrims, and had a priory of Benedictine monks. The climate of Marazion is very mild, but is subject to heavy rains. Pop. (1851) 1379.