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Flint mining is the process of extracting flint from underground. Flint mines can be as simple as a pit on the surface or an area of quarrying , or it may refer to a series of shafts and tunnels used to extract flint .
Flint, occasionally flintstone, is a sedimentary cryptocrystalline form of the mineral quartz, [1] [2] 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.
Flint Hills Resources LP, originally called Koch Petroleum Group, is a refining and chemicals company based in Wichita, Kansas. It sells gasoline, diesel, jet fuel, ethanol, polymers, intermediate chemicals, base oils and asphalt.
Alibates Flint Quarries National Monument, Fritch, Texas, NRHP-listed; Uvalde Flint Quarry, Uvalde, Texas, NRHP-listed; Champion Stone Company, Lueder's Limestone quarry mining from the Lueders Basin outside Abilene, Texas with more than 100 years of Limestone reserves, 14 harvestable layers of limestone and over 12 color options.
The Bixby land companies were a group of California-based land companies founded by various members of the Bixby and Flint families from Maine. In the late 19th and early 20th centuries, the firms of Flint, Bixby & Company, J. Bixby & Company, J. W. Bixby & Company, the Alamitos Land Company, and the Bixby Land Company controlled large swathes of California real estate, much of it derived from ...
This is a list of the largest mining companies in terms of revenue (in US billion dollars) as ranked by Investopedia in 2023. [1] No. Company Revenue (billion US dollars)
An engineering company said Friday it has agreed to pay $53 million to settle all remaining lawsuits that alleged some blame for lead-contaminated water in Flint, Michigan, a decade ago. The deal ...
Grime's Graves is a large Neolithic flint mining complex in Norfolk, England.It lies 8 km (5.0 mi) north east from Brandon, Suffolk in the East of England.It was worked between c. 2600 and c. 2300 BCE, although production may have continued through the Bronze and Iron Ages and later, owing to the low cost of flint compared with metals.