From: Sustainability problems of the Giza pyramids
Ref. code
Mineral name
Chemical formula
01-072-0596
Gypsum
Ca(SO4)(H2O)2
00-001-0994
Halite
NaCl
01-074-2421
Anhydrite
Ca(SO4)
01-085-1108
Calcite
CaCO3
01-074-3485
Quartz
SiO2