cor·​di·​er·​ite ˈkȯr-dē-ə-ˌrīt How to pronounce cordierite (audio)
: a blue mineral of vitreous luster and strong dichroism that consists of a silicate of aluminum, iron, and magnesium

Examples of cordierite in a Sentence

Recent Examples on the Web This mini solid gold letter pendant costs under $100 and features a collection of stones — including cordierite, white topaz, green tsavorite, and blue topaz—for a sparkling addition to your loved one’s charm bracelet or necklace. Jessie Quinn, Peoplemag, 6 Dec. 2023 Stone: Pizza stones can be made from a few different materials, mainly cordierite, but also soapstone or a brand's proprietary blend of stone, which will create a nice golden brown pizza crust. Eva Bleyer, Good Housekeeping, 23 June 2023 Made of strong cordierite stoneware material, these stones are also ideal for making individual pizzas. Michelle Love, Better Homes & Gardens, 25 May 2023 That said, since cordierite is porous, like cast iron, it should never be washed with soap. Rebecca Norris, Peoplemag, 14 Feb. 2023 Our best budget pick, the Unicook Heavy Duty Cordierite Pizza Stone, is perfect for pizza making beginners because of its rectangular shape and durable cordierite surface. Tanya Edwards, Better Homes & Gardens, 14 Dec. 2022 The PizzaQue uses a 14-inch cordierite pizza stone and propane gas to make a crispy pizza in six minutes. Billy Cadden, Popular Science, 24 May 2018 Multiple translucent crystals fit the bill, namely calcite, cordierite and tourmaline. Steph Yin, New York Times, 6 Apr. 2018 No calcite, cordierite, or tourmaline crystal has turned up at a Viking archaeological site so far. Kiona N. Smith, Ars Technica, 6 Apr. 2018

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'cordierite.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


French, from Pierre L. A. Cordier †1861 French geologist

First Known Use

circa 1814, in the meaning defined above

Time Traveler
The first known use of cordierite was circa 1814

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Cite this Entry

“Cordierite.” Dictionary, Merriam-Webster, Accessed 13 Jul. 2024.

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