Sustainability of gypsum products as a construction material
The occurrence of anhydrite (Fig. 25.3), anhydrous calcium sulphate CaSO 4, is rather rare. Anhydrite usually forms underlays in gypsum deposits. Anhydrite has a dense crystal structure because of the absence of crystallised water (Table 25.1), which causes a higher value of mechanical properties. Download : Download full-size image; …Web
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