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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 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 has been mined since the Palaeolithic, but was most common during the Neolithic.
The Denbigh Flint complex was a Paleo-Inuit material culture that was active in Alaska and northwestern Canada from 4,000 to 3,300 years before present (2450 to 1450 BC). [1] They were the first members of the wide material assemblage known as the Arctic Small Tool tradition . [ 1 ]
The Clactonian is the name given by archaeologists to an industry of European flint tool manufacture that dates to the early part of the Hoxnian Interglacial (corresponding to the global Marine Isotope Stage 11 and the continental Holstein Interglacial) around 424–415,000 years ago. [1] Clactonian tools were made by Homo heidelbergensis. [2]
The Asia–Pacific (APAC) is the region of the world adjoining the western Pacific Ocean. The region's precise boundaries vary depending on context, but countries and territories in Australasia , East Asia , and Southeast Asia are often included.
When flint and steel were used, the fire steel was often kept in a metal tinderbox together with flint and tinder. In Tibet and Mongolia, they were instead carried in a leather pouch called a chuckmuck. In Japan, percussion fire making was performed using agate or even quartz. It was also used as a ritual to bring good luck or ward off evil.
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Flint corn (Zea mays var. indurata; also known as Indian corn or sometimes calico corn) is a variant of maize, the same species as common corn. [1] Because each kernel has a hard outer layer to protect the soft endosperm , it is likened to being hard as flint , hence the name. [ 2 ]