palladium plating
91Crown gold — is a 22 karat (kt) gold alloy, introduced in England for gold crown coin manufacture in 1526 (by Henry VIII). It is 22/24 = 0.91667 fine or 91.667% gold. Previously, gold sovereign coins were made from 23 kt gold, but this was soft and invited… …
92Moonstone (gemstone) — Moonstone General Category Feldspar variety Identification …
93Nose chain — A nose chain is a type of facial jewelry that originated centuries ago as a part of women s fashion in India. It has risen to prevelence as a recent introduction of gothic fashion and is now known for its use in several different subcultures… …
94Diamond flaws — Contents 1 External flaws 1.1 Blemishes 1.2 Scratches 1.3 …
95metalwork — metalworker, n. /met l werrk /, n. objects made of metal. [1840 50; METAL + WORK] * * * Useful and decorative objects fashioned of various metals. The oldest technique is hammering. After с 2500 BC, casting was also used, molten metal being… …
96silver — silverer, n. silverish, adj. silverless, adj. silverlike, adj. silverness, n. /sil veuhr/, n. 1. Chem. a white, ductile metallic element, used for making mirrors, coins, ornaments, table utensils, photographic chemicals, conductors, etc. Symbol:… …
97Silver — /sil veuhr/, n. Abba Hillel /ab euh/, 1893 1963, U.S. rabbi, born in Lithuania. * * * I Metallic chemical element, one of the transition elements, chemical symbol Ag, atomic number 47. It is a white, lustrous precious metal, valued for its beauty …
98gold processing — Introduction preparation of the ore for use in various products. For thousands of years the word gold has connoted something of beauty or value. These images are derived from two properties of gold, its colour and its chemical stability.… …
99Centrifugal casting (silversmithing) — This article is about Silversmithing. For the industrial process, see Centrifugal casting (industrial). Centrifugal casting in silversmithing is a casting technique where a small mould is poured, then spun on the end of an arm. The centrifugal… …
100Casting (metalworking) — Casting iron in a sand mold In metalworking, casting involves pouring liquid metal into a mold, which contains a hollow cavity of the desired shape, and then allowing it to cool and solidify. The solidified part is also known as a casting, which… …
