Clay is constantly being produced from the decomposition of certain igneous rocks. The four miles of the earth’s crust is composed primarily of igneous rocks. As the crust breaks down and decays from the weather, clay - Tableware - Document - PDFSEARCH.IO

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	Clay is constantly being produced from the decomposition of certain igneous rocks. The four miles of the earth’s crust is composed primarily of igneous rocks. As the crust breaks down and decays from the weather, clay Add to Reading List Open Document File Size: 637,03 KB Share Result on Facebook

Clay is constantly being produced from the decomposition of certain igneous rocks. The four miles of the earth’s crust is composed primarily of igneous rocks. As the crust breaks down and decays from the weather, clay Add to Reading List