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News about Flint, water crisis, Michigan
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Flint, occasionally flintstone, is a sedimentary cryptocrystalline form of the mineral quartz, categorized as the variety of chert that occurs in chalk or marly limestone. Historically, flint was widely used to make stone tools and start fires. Flint occurs chiefly as nodules and masses in sedimentary rocks, such as chalks and limestones.
1 day ago · Flint residents still seeking justice after 10 years of water crisis 04:38. The Environmental Protection Agency says lead in the water in Flint, Michigan, is lower than federal safety limits specify.
Things to Do in Flint, Michigan: See Tripadvisor's 11,584 traveler reviews and photos of Flint tourist attractions. Find what to do today, this weekend, or in May. We have reviews of the best places to see in Flint. Visit top-rated & must-see attractions.
Flint is a hard, tough chemical or biochemical sedimentary rock that breaks with a conchoidal fracture. It is a form of microcrystalline quartz that is typically called "chert" by geologists. Flint often forms as nodules in sedimentary rocks such as chalk and marine limestones.
22 hours ago · 10 years after Flint, the fight to replace lead pipes across U.S. continues. The Flint River water starts flowing to Flint, Mich. on April 25, 2014. Without corrosion control, lead leeched from ...
2 days ago · The Flint water tower stands at the city water plant on March 25. Carlos Osorio / AP. FLINT, Mich. — Ten years ago, smiling politicians posed for cameras while pushing a button, swapping the ...
Flint is a high-quality variety of chert, a biochemical sedimentary rock made of cryptocrystalline quartz. It is very hard, with characteristic conchoidal fracturing that makes it exceptionally useful for the creation of tools like arrowheads. Flint comes in many colors but is usually dark gray or black.
