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Three prehistoric Scottish carved stone balls, in Kelvingrove Art Gallery and Museum, Glasgow. In archaeology, a stone ball or petrosphere (from Greek πέτρα (petra), "stone", and σφαῖρα (sphaira), "ball") is the name for any spherical man-made object of any size that is composed of stone. These mainly prehistoric artifacts may have ...
The stone spheres of Costa Rica are an assortment of over 300 petrospheres in Costa Rica, on the Diquís Delta and on Isla del Caño. Locally, they are also known as bolas de piedra (lit. ' stone balls '). The spheres are commonly attributed to the extinct Diquís culture, and they are sometimes referred to as the Diquís Spheres.
Carved stone balls are petrospheres dated from the late Neolithic, to possibly as late as the Iron Age, mainly found in Scotland, but also elsewhere in Britain and Ireland. They are usually round and rarely oval, and of fairly uniform size at around 2 + 3 ⁄ 4 inches or 7 cm across, with anything between 3 and 160 protruding knobs on the surface.
The Diquis are known for stone spheres, sometimes referred to as the Diquís Spheres, an assortment of over three hundred petrospheres in Costa Rica. The stone spheres are megaliths sculpted from mainly gabbro or granodiorite rocks, dating from between 300 BC. C. and 300 AD. C. They are considered the main and most important cultural ...
A stone ball is a spherical man-made stone object. Stone ball or stone sphere may also refer to: ... Cannonball concretion, a natural cementation found in North Dakota;
Farrow & Ball is unveiling 12 ... from the brand’s archive reflect the growing trend towards earthy hues and more muted tones achievable with natural dyes. ... and Broccoli Brown is a dark stone
You probably noticed the balls. The premiere episode of House of the Dragon included a few scenes with King Viserys’ Small Council of advisors in the Red Keep. Unlike HBO’s Game of Thrones ...
Klerksdorp spheres are found in carbonaceous shales (wonderstone) that occur as lenses within the 1.5 km (0.93 mi) thick Syferfontein Formation. It is composed of feldspar-quartz-phyric felsic volcanic rocks, basaltic to andesitic lava, tuff and breccia and is part of the 2.7 km (1.7 mi) thick Mesoarchaean Dominion Group.