By Latin writers amber is variously called electrum, sucinum (succinum), and glaesum or glesum.
Even in the Leiden papyrus the astronomical symbols for the sun and moon are used to denote gold and silver, and in the Meteorologica of Olympiodorus lead is attributed to Saturn, iron to Mars, copper to Venus, tin to Hermes (Mercury) and electrum to Jupiter.
Subsequently electrum (an alloy of gold and silver) disappeared as a specific metal, and tin was ascribed to Jupiter instead, the sign of mercury becoming common to the metal and the planet.
Gold and Silver.-Electrum is a natural alloy of gold and silver.
According to Herodotus, the first mint was probably that established by Gyges in Lydia towards the end of the 8th century B.C. for the coining of gold, silver and electrum, an 1 Lenormant, La Monnaie dans l'antiquite', i.
289 sqq.), metal work in silver, gold and electrum (Il.
The name is derived from the word electrica, first used by William Gilbert (1544-1603) in his epoch-making treatise De magnete, magneticisque corporibus, et de magno magnete tellure, published in 1600, 1 to denote substances which possess a similar property to amber (= electrum, from iiXecrpov) of attracting light objects when rubbed.