haematite
Britishnoun
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Example Sentences
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No spectacular high-tech materials or rare earths are required as the basis for the process, but rather naturally grown crystals -- namely the iron ore haematite.
From Science Daily ● Oct. 24, 2025
It is perfectly possible that haematite will now also be used for quantum research in the future.
From Science Daily ● Oct. 24, 2025
In 2013, New York University physicist Paul Chaikin and his colleagues described making particles of haematite, an iron oxide mineral, inside a spherical polymer7.
From Nature ● Jan. 4, 2016
The paintings were made with the natural mineral pigment ochre – probably ironstone haematite – which the hunter-gatherers ground to a powder and mixed with water or other liquids to create paint.
From The Guardian ● Oct. 8, 2014
In the earlier part of the prehistoric age there was a soft brown ware with haematite facing, highly burnished.
From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 1 "Edwardes" to "Ehrenbreitstein" by Various
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