op LAND, containing an almost unlimited sanely of Clay, agreeing very nearly itevhemieal analysis, (17 per cent, silica, 37 percent, aliuiiiina,) with the Serrea Porcelain, in France, making the best Rock ingham or Qaeensware, with lesa manipulation than any other known. There are on the land a number of Minora! Springs of medicinal qualities, a Steam Engine, Saw. and Grist Mill, throe small Dwelling Houses, with necessary out-buildings, sheds, ftc. About two-thirds of the Land is In fine