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单词 marzacotto
释义 marzacotto Ceramics.|ˌmɑːtsəˈkɒtəʊ, -z-|
[It. (Florio, 1598, ‘an instrument or toole that potters use’).]
A transparent glaze used by Italian majolica workers (see quots.).
1873C. D. E. Fortnum Descr. Catal. Maiolica 152 Glazing it with ‘marzacotto’, a mixture of oxide of lead, sand and potash.1885Encycl. Brit. XIX. 625/1 The white enamel, ‘bianco’, was composed of thirty parts of ‘marzacotto’ to twelve of oxide of tin.1960R. G. Haggar Conc. Encycl. Cont. Pott. & Porc. 304/1 Marzacotto, a silicate of potash..used as the basis of the tin-enamel or tin-glaze of the maiolica potter.1972J. Scott-Taggart Italian Maiolica 56 Marzacotto..is a potassium silicate made by fusing a mixture of sand and calcined wine-lees.Ibid., This marzacotto provides the ‘glassy’ element.
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更新时间:2024/12/22 14:58:43