noun Download 🔗Share Any of several hard minerals of cubic symmetry that are mixed oxides of magnesium and aluminium and are used as gemstones of various colours. Examples : "The jeweler displayed several rings featuring vibrant red spinels alongside the rubies. " mineral geology material Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share Any crystalline material, not necessarily an oxide, that possesses the same crystal structure as this mineral. Examples : "Many synthetic gemstones, like those used in inexpensive jewelry, are manufactured with spinels due to their similar crystalline structure and durability. " material mineral geology chemistry Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share Bleached yarn in making the linen tape called inkle; unwrought inkle. Examples : "The weaver used the spinels to begin creating the linen inkle for a new loom project. " material industry Chat with AIVocabulary GamePractice Reading