Silcrete
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Silcrete is an indurated soil duricrust formed when surface soil, sand, and gravel are cemented by dissolved silica. The formation of silcrete is similar to that of calcrete, formed by calcium carbona
Silcrete (siliceous paleosol) in the Waddens Cove Formation (formed during the Pennsylvanian), Sydney Basin, Nova Scotia
Bifacial silcrete point from Blombos Cave, South Africa, Middle Stone Age (71,000 BCE) (scale bar = 5cm)
Blombos Cave
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Blombos Cave is an archaeological site located in Blombos Private Nature Reserve, about 300 km east of Cape Town on the Southern Cape coastline, South Africa. The cave contains Middle Stone Age deposi
Silcrete
…making it more easily flaked. This process may have been the first use of so-called pyrotechnology by early mankind. Bifacial silcrete point from Blombos Cave, South Africa, Middle Stone Age (71,000 BCE) (scale bar = 5cm) In South Africa at Pinnacle Point researchers have determined that two types of silcrete…
Blombos Cave
Stratigraphy in Blombos Cave
Blombos Cave location
Blombos Cave stratigraphy