Heritage Science

Table 3 Chemical composition of the core stone, unweathered and weathered casing stones, and basaltic mortar from Sahure's pyramid

From: Geoenvironmental investigation of Sahure’s pyramid, Abusir archeological site, Giza, Egypt

	CaO	SiO₂	TiO₂	Al₂O₃	Fe₂O₃	MnO	MgO	Na₂O	K₂O	P₂O₅	Cl	SO₃	LOl
CS	47.90	4.80	0.10	0.40	5.10	0.09	2.40	0.09	0.06	0.02	0.23	0.69	37.90
WCS	53.22	1.90	0.10	0.11	0.50	0.03	1.18	0.07	0.06	0.08	0.18	0.66	41.80
UWCS	52.74	3.54	0.12	0.18	0.52	0.01	1.10	0.04	0.01	0.01	0.19	0.69	40.50
BM	31.19	18.80	0.80	3.79	7.93	0.10	0.97	0.12	0.90	0.14	0.40	16.9	17.50

Major and minor elements are expressed in wt. %
CS core stone, WCS weathered casing stone, UWCS unweathered casing stone, BM basaltic mortar

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