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History recognizes the Akan for their sophisticated gold-working traditions, technical proficiency in casting metal and perfection of the lost wax casting process. [2] Akan culture considers gold a sacred material, so the artwork and jewelry made of gold reflects a great deal of value, whether it be made for political display, artistic ...
Lost-wax casting – also called investment casting, precision casting, or cire perdue (French: [siʁ pɛʁdy]; borrowed from French) [1] – is the process by which a duplicate sculpture (often a metal, such as silver, gold, brass, or bronze) is cast from an original sculpture. Intricate works can be achieved by this method.
The skill involved in casting weights was enormous; as most weights were less than 2½ ounces and their exact mass was meticulously measured. They were a standard of measure to be used in trade, and had to be accurate. The goldsmith, or adwumfo, would make adjustments if the casting weighed too much or too little. Even the most beautiful ...
The metal pieces were made using lost-wax casting and are considered among the best African sculptures made using this technique. [21] Benin began to trade ivory, pepper, and slaves [ 22 ] with the Portuguese in the late 15th century and incorporated the use of manillas (brass ingots in the form of bracelets, bought from the Portuguese) as a ...
The lost-wax casting technique Robinson developed is a modified version of the bronze casting technique. It involves creating a plaster mould which is filled with molten wax. The mould is then removed (and can be reused) and the wax is encased in a heat-resistant covering and placed in the kiln.
Although lost-wax casting was never used to make large vessels, it became more and more popular between the late Eastern Zhou and Han dynasties. The lost-wax casting process for casting small parts was more economical than the mould-making process because the amount of metal used was easier to control.
Dhokra (also spelt Dokra) is non–ferrous metal casting using the lost-wax casting technique. This sort of metal casting has been used in India for over 4,000 years and is still used. One of the earliest known lost wax artifacts is the dancing girl of Mohenjo-daro. [1]
Similar metal artifact types are found in West Mexico and the two regions: copper rings, needles, and tweezers being fabricated in the same ways as in Ecuador and also found in similar archaeological contexts. A multitude of bells were also found, but in this case they were cast using the same lost-wax casting method as seen in Colombia. [40]