spinel

Tanımlar (İngilizce)

1. isim Any of several hard minerals of cubic symmetry that are mixed oxides of magnesium and aluminium and are used as gemstones of various colours.

   “Although there are dozens of different types of gems, among the best known and most important are […] . (Common gem materials not addressed in this article include amber, amethyst, chalcedony, garnet, lazurite, malachite, opals, peridot, rhodonite, spinel, tourmaline, turquoise and zircon.)”

2. isim Any crystalline material, not necessarily an oxide, that possesses the same crystal structure as this mineral.
3. isim Spindle; the amount of yarn that fits on a spindle.

   “[…] raised the price of that staple of yarn (of one Spinel in the pound weight) from 23d. to 26d. per Spinel.”