Noun
Alt. of Spinelle
Bleached yarn in making the linen tape called inkle; unwrought inkle.
Source: Webster's dictionaryAccording to a late nineteenth century historian named Bapts, a contract was made between Cadet Guillot and a French aristocrat named Lancry de la Loyelle, in 1796, to sell the convert spinel -dragon of the Golden Fleece. Source: Internet
After the 18th century the word ruby was only used for the red gem variety of the mineral corundum and the word spinel came to be used. Source: Internet
Contact, or simple twins, consist of two crystals joined at a plane; this type of twinning is common in spinel. Source: Internet
It has a spinel -like structure similar to magnetite but uses one quadravalent and two divalent cations M 2 +2 M +4 O 4 instead of two trivalent and one divalent cations. Source: Internet
Fayalite transforms to Femain SiOmain spinel at pressures below convert. Source: Internet
Red spinel may be mistaken for ruby by those lacking experience with gems. Source: Internet