Zagadnienie rozpuszczalnych soli siarczanowych przy dokumentowaniu złóż surowców ilastych ceramiki budowlanej

Abstract

PROBLEM OF SOLUBLE SULPHATE SALTS IN DOCUMENTATION OF CLAYEY RAW MATERIAL DEPOSITS FOR CONSTRUCTION CERAMICS Summary The article is a synthetic discussion of problems connected with the harmful influence of soluble sulphate salts found in raw materials and stonewares of construction ceramics. The work has been done on materials from geological documentation of ceramic raw material deposits, on literature and on the author's own investigations made in the scope of his doctoral work "Determination of harmful contents of soluble sulphate salts in typical brick clays".