Agriculture Reference
In-Depth Information
Table 11
Mineralogical composition of historic and contemporary rubbing bricks.
Sample
Quartz
Haematite
Goethite
Feldspar
Kaolinite
Muscovite
Coesite
11
X
X
X
X
12
X
X
X
X
X
13
X
X
X
X
14
X
X
X
X
15
X
X
X
16
X
X
X
17
X
X
X
X
18
X
X
X
19
X
X
X
20
X
X
X
21
X
X
X
X
22
X
X
X
23
X
X
X
24
X
X
X
25
X
X
X
26
X
X
X
27
X
X
X
28
X
X
X
29
X
X
X
30
X
X
X
31
X
X
32
X
X
33
X
X
34
X
X
X
35
X
X
36
X
X
37
X
X
X
38
X
X
X
