Ivory dating technique
See Article History Emerald, grass-green variety of beryl q. The ancients appear to have obtained emeralds from Upper Egypt , where it is said to have been worked as early as bc. Greek miners were working the mines in the time of Alexander the Great , and later the mines yielded their gems to Cleopatra. The Egyptian emeralds occur in mica schist and talc schist. During the Spanish conquest of South America , vast quantities of emeralds were taken from several rich deposits in Colombia. The most famous mine is at Muzo, but workings are known also at Coscuez.
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Ivory painting was practiced in the 18th and 19th centuries in Europe and America for portrait miniatures. These were generally oval-shaped and designed as keepsakes, lockets, and mantle pictures. They were painted under a magnifying glass in fairly dry watercolour or tempera stippling,… Ancient Western carvings Carvings made of ivory, bone, and horn are numerous from certain periods of the Stone Age. Most of the carvings have been found in southern France, particularly in the Dordogne region. The earlier examples take the form of small nude female figures. The carvings of animals belong to the succeeding Magdalenian period, and many of these have great merit. The material used is reindeer horn, with the ivory of mammoth tusks also occasionally used.
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By the beginning of this time, handaxes were made with exquisite craftsmanship, and eventually gave way to smaller, more diverse toolkits, with an emphasis on flake tools rather than larger core tools. These toolkits were established by at least , years in some parts of Africa, and by ,, years in Europe and parts of western Asia. This technique probably raised the level of standardization and predictability in stone technology. Middle Stone Age toolkits included points, which could be hafted on to shafts to make spears.
Origins[ edit ] Some of the earliest known frame stories are those from ancient Egypt, including one found in the Papyrus Westcar , the Tale of the Shipwrecked Sailor , and The Eloquent Peasant. This format had flexibility in that various narrators could retain the stories they liked or understood, while dropping ones they didn't and adding new ones they heard from other places. This occurred particularly with One Thousand and One Nights, where different versions over the centuries have included different stories.
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