curette. 1. a loop, ring, or spoon-shaped instrument, attached to a handle and having sharp or blunt edges; used to scrape tissue from a surface. 2. to remove growths or other material from the wall of a cavity or other surface, using a curette.. a loop, ring, or spoon-shaped instrument, attached to a handle and having sharp or blunt edges; used to scrape tissue from a surface. 2. to remove growths or other material from the wall of a cavity or other surface, using a curette.
Seula mine, Mount Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy a group of lenticular. colourless crystals on muscovite area 0,7 mm self collected april 1996 sergio varvello photo and collection
Sansepolcro, formerly Borgo Santo Sepolcro, is a town and comune in Tuscany, Italy, in the province of Arezzo.Situated on the upper reaches of the Tiber river, the town is the birthplace of the painters Piero della Francesca, Raffaellino del Colle (a pupil of Raphael), Santi di Tito, and Angiolo Tricca.t was also the birthplace of the Italian mathematician Luca Pacioli, and of Matteo Cioni, who translated into Latin Piero della Francesca's treatise about perspective in painting (De Prospectiva Pingendi). Today, the economy is based on agriculture, industrial manufacturing, food processing and pharmaceuticals.