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Egyptian building stones

 
hardness (MOH)
weight* (kg/l)
compressive strength (kg/qcm)
strokes until destruction
(DIN 52107)
Dense limestone
4 ?
2.65-2.85
800-1800
8-10
Porous limestone
1.7-2.6
200-900
-
Calcareous sandstone
Nubian sandstone
-8
2.0-2.65
300-1800
5-10
Quartzite
6-8
2.6-2.8
1200-2000
8-10
Alabaster (calcite)
2-3
2.7
Granite
6-8
2.6-3.2
1600-2400
10-12
Aswan granite
2.679
Syenite
2.6-2.8
Diorite
5-6
2.75-2.87
1700-3000
10-15
Basalt
6-8
2.8-3.3
2500-4000
12-17
Dolerite
2.93-3.05

* Specific gravity

after: Arnold 1991: 28, table 2.1

 


 

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