spinel

noun

spi·nel spə-ˈnel

variants or spinelle

: a hard crystalline mineral consisting of an oxide of magnesium and aluminum that varies from colorless to ruby red to black and is used as a gem

: any of a group of minerals that are essentially oxides of magnesium, ferrous iron, zinc, or manganese

Examples of spinel in a Sentence

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Due to this range, spinel has been confused with other gems. —

Olivia Munson, USA TODAY, 1 Aug. 2024 Others believed red spinel could stop anger and bring harmony. —

Olivia Munson, USA TODAY, 1 Aug. 2024 The red spinel on one of the necklaces — which also converts into a tiara — acts as its own version of the black and white spiral patterns used by hypnotists, affixing the eyes. —

Julissa James, Los Angeles Times, 10 July 2024 Sapphires, rubies, spinels, garnets, yellow diamonds, emeralds, and onyx—the stones are highly pigmented and often large in carat weight (the largest being a 35.10-carat sapphire used for a ring). —

Daisy Shaw-Ellis, Vogue, 20 June 2024 See all Example Sentences for spinel