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TECHNOLOGY FOR THE PRODUCTION OF GLUE FOR GLUING MARBLE
To glue marble with the following composition: the four elements of gypsum and one share of gum arabic in the powder are thoroughly mixed. Then add a strong solution of borax in cold water until the dough is obtained. The joined elements are smeared with this putty, they are firmly compressed and left to dry in a cool dry room for 5-6 days .
Another means of gluing marble: two elements of wax are mixed as well as one share of rubber with a duplicate of parts of marble pounded into fine powder and marble is also heated on fire. Marble when gluing is forced to be completely dry. The outer gaps are additionally plastered with alabaster, ground into mush with glue water. If the marble is gray, then instead of alabaster they take slate, the scarlet also dark marble smears ocher. Finally, the entire surface is polished with very fine pumice or tripoli .