precious-metal plating
81Moonstone (gemstone) — Moonstone General Category Feldspar variety Identification …
82Diamond flaws — Contents 1 External flaws 1.1 Blemishes 1.2 Scratches 1.3 …
83Marcasite jewellery — Marcasite brooch made from pyrite and silver Marcasite jewellery is jewellery made from pyrite (fool s gold), not, as the name suggests, from marcasite.[1] Pyrite is similar to marcasite, but more stable and less brittle. Marcasite jewellery has… …
84Tie chain — A silver Tie chain A Tie chain is a neckwear controlling device. This accessory is composed of two parts, a durable clip and a chain (typically of gold or silver). The clip attaches to a button on the shirt and when properly worn is covered… …
85Tiger's eye — This article is about the gemstone. For the characters in the Sailor Moon series, see Amazon Trio. Tiger s Eye Polished tiger s eye gemstone General …
86Late Roman army — The Late Roman army is the term used to denote the military forces of the Roman Empire from the accession of Emperor Diocletian in 284 until the Empire s definitive division into Eastern and Western halves in 395. A few decades afterwards, the… …
87Reed switch — Reed relay and reed switches Showing the contacts clearly The …
88Gold (color) — Gold tone redirects here. For the type of photographic print, see Gold tone (print). Gold (golden) Color coordinates Hex triplet #FFD700 …
89Black Hills gold jewelry — was first created in the 1870 s during the Black Hills Gold Rush by a French goldsmith named Henri LeBeauold, who is said to have dreamed about the design after passing out from thirst and starvationFact|date=July 2007. Black Hills gold jewelry… …
90Sheffield Archives — (located in Sheffield, South Yorkshire, England) collects, preserves and lists records (or archives) relating to Sheffield and South Yorkshire and makes them available for reference and research.Sheffield Archives is a joint service with… …
