Stories From Our Microscope Lab! How The Ice Age Helped Keep The British Out Of Florida
This sand from Flagler Beach, Florida, contains both mineral grains and shells. The mineral grains are clear quartz, and the brown, tan, and orange grains are shells that give the beach an orange hue. Blocks of coquina (roughly 130,000 -100,000 years old and known as the Anastasia Formation) are found offshore much of eastern Florida […]