Weather Blog NASA Returns to the Beach: Bright Beaches in Florida The white sands of Florida’s Emerald Coast beaches are primarily comprised of quartz grains from the southern Appalachian Mountains. Read More… About Author See author's posts Post navigation Previous Beryl Hits and Wobbles into the Caribbean…Next Record Setting Hurricane takes aim at Jamaica… Related Stories A Desert Intersection Weather Blog A Desert Intersection October 1, 2025 Imelda and Humberto Crowd the Atlantic Weather Blog Imelda and Humberto Crowd the Atlantic September 29, 2025 The Erie Canal Turns 200 Weather Blog The Erie Canal Turns 200 September 29, 2025