Table 5: Average percentage of fine aggregates in 10 concrete cores
Quartz |
38.5% |
Quartzite* |
26.5% |
Acid to Intermediate Volcanics* |
7.2% |
Quartz wacke / Greywacke* |
5.8% |
Chert* |
4.4% |
Carbonates |
5.3% |
Slate / Phyllite* |
.4% |
Quartz Mica Schist |
2.0% |
Magnetite |
1.7% |
Muscovite |
1.2% |
Other Minerals |
4.3% |
Total Reactive Constituents |
47.5 |
Other minerals are zircon, biotite, tourmaline, amphibole, and epidote etc. The minerals / rock types with asterisk sign are potentially reactive in terms of ASR.