Factoid/2003/12/12
From Beachapedia
< Beachapedia:Factoid | 2003 | 12
Lot of Quartz in West Coast Sand
- "Sands on our [California] beaches comes from rocks that make up Earth's continental crust Quartz grains, abundant in these rocks, resist chemical and physical breakdown, and as a result California's beach sands are dominated by quartz grains." - excerpt from "Waves, Wetlands, and Watersheds: California Coastal Commission Science Activity Guide," 2003, pg. 27.
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