How to Use hematite in a Sentence

hematite

noun
  • Ojibwe artists made them by mixing hematite with sturgeon oil.
    — Porter Fox, New York Times, 21 Oct. 2016
  • So, all in all, Mars is red because of hematite, which is a red form of ferric oxide.
    — Ethan Siegel, Forbes, 11 Mar. 2021
  • One morning in September, a woman in need of grounding buys a hematite ring.
    — Cathy Alter, Washington Post, 2 Jan. 2020
  • Fahrenheit, yellow ochre’s crystal structure changes and the goethite can transform into hematite, or red ochre.
    — Gemma Tarlach, Discover Magazine, 15 Mar. 2018
  • The rust comes from iron on the lunar surface oxidating into lunar hematite.
    — Jamie Carter, Forbes, 20 Sep. 2021
  • The invite, which arrived at guests’ homes housed inside its own box, was embellished with hundreds of jet black hematite crystals.
    — Natalie Stone, PEOPLE.com, 20 Aug. 2019
  • Black tourmaline, onyx, hematite and smoky quartz are all renowned among believers for their ability to protect, ground, and cleanse.
    — Alyssa Nassner, Curbed, 17 Oct. 2018
  • No new hematite is being formed today, Lacefield said, because that ancient bacteria is no longer around.
    — Dennis Pillion | [email protected], al, 1 Dec. 2021
  • The team also spotted the potential presence of hematite between the white bands of calcium sulfate in the rock.
    — Ashley Strickland, CNN Money, 10 Sep. 2025
  • The microscopic filaments and tubes, composed of an iron oxide called hematite, appeared within a rock type called jasper.
    — Malcolm Ritter, Orange County Register, 1 Mar. 2017
  • Made of white jade, amazonite, blue moonstone and hematite, this durable bracelet is made of all real crystals and is handcrafted in Arizona.
    — Cailey Lindberg, Good Housekeeping, 18 Oct. 2022
  • The specimen also contained hematite, likely derived from the animal’s blood.
    — Gemma Tarlach, Discover Magazine, 24 Jan. 2018
  • Most people associate the term with hematite, or red ochre, chemically known as Fe2O3.
    — Gemma Tarlach, Discover Magazine, 23 Mar. 2018
  • The hematite that was discovered is not near any of the water ice that has been discovered so far on the moon, adding another layer of complexity to the findings.
    — Chris Ciaccia, Fox News, 6 Sep. 2020
  • The layers of quartz contain tubes and tendrils of hematite—a form of iron oxide or rust—likely deposited by bacteria that oxidized iron for energy.
    — Jay Bennett, Popular Mechanics, 1 Mar. 2017
  • The sand here was created from the erosion of nearby Navajo sandstone; the rock has a reddish-orange color from the iron oxide mineral hematite.
    — Lydia Mansel, Travel + Leisure, 21 Oct. 2025
  • The sand here was created by the erosion of nearby Navajo sandstone; the rock gets its reddish-orange color from the iron oxide mineral hematite.
    — Lydia Mansel, Travel + Leisure, 11 Dec. 2025
  • The sand here was created by the erosion of nearby Navajo sandstone, and the rock gets its reddish-orange color from the iron oxide mineral hematite.
    — Lydia Mansel, Travel + Leisure, 2 Apr. 2026
  • The team believes the hematite sealed the blood vessels, protecting the collagen from contamination and degradation.
    — Gemma Tarlach, Discover Magazine, 24 Jan. 2018
  • Areas of intense hematite, goethite and manganese wad are widespread, associated with better Au and Ag values.
    — Kansas City Star, 10 Apr. 2024
  • Chemical reactions involving the hematite can turn the rock from red to white and produce iron rich minerals, in this case an iron phosphate called vivianite and an iron sulfide called greigite.
    — Keith Cooper, Space.com, 1 Oct. 2025
  • The polar surfaces showed spectra that matched the mineral hematite (Fe2O3), according to the study's abstract.
    — Chris Ciaccia, Fox News, 6 Sep. 2020
  • The custom dress embodied the brand’s classic style and staple pattern — stripes — which, composed entirely of black hematite crystals, sparkled under the bright Vegas lights.
    — Bailey Richards, Peoplemag, 6 Nov. 2023
  • The perimeter has darker stones like tourmaline, hematite and pyrite that are said to block negative energy and electromagnetic fields produced by electronic objects.
    — Caroline Tell, New York Times, 15 Aug. 2017
  • But a range of other rocks appear in the archaeological record, from the yellow ochre goethite to the often-dramatic specular hematite, sometimes called specularite.
    — Gemma Tarlach, Discover Magazine, 23 Mar. 2018
  • To complicate matters even more, when heated to at least 480 degrees Fahrenheit, yellow ochre’s crystal structure changes and the goethite can transform into hematite, or red ochre.
    — Gemma Tarlach, Discover Magazine, 23 Mar. 2018
  • Upon microscopic imaging, scientists conclude that the rock contains the mineral hematite, which is often formed in water (although it can also be formed by volcanic processes).
    — Aline Reynolds, Discover Magazine, 19 Feb. 2010
  • Join 32 others in the comments View Comments The team also spotted the potential presence of hematite between the white bands of calcium sulfate in the rock.
    — Ashley Strickland, CNN, 26 July 2024
  • Like on Mars, the red color of the Tséyi’ rocks derive from the mineral hematite, and the canyon was carved into the sandstone by running water, once abundant also on the Red Planet.
    — David Bressan, Forbes, 12 Mar. 2021
  • When this happened, dissolved iron rapidly linked up with the newly plentiful oxygen atoms, forming iron oxides such as hematite, a common mineral that contains a form of the element known as iron(III).
    — Emily Underwood, Smithsonian Magazine, 3 Jan. 2020

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

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