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Slide 1 - Weathering
- breaking down of rocks
Slide 7 - A stone test wall was constructed to study the performance of stone subjected to weathering.
- It contains 2353 individual samples of stone, of which 2032 are domestic stone from 47 states,
- and 320 are stones from 16 foreign countries. Over 30 distinct types of stones are represented,
- some of which are not commonly used for building purposes. There are many varieties of the
- common types used in building.
Slide 8 - Click here complete the Building Stones of the United States activity
Slide 11 - The End