Definition of pyrrhotite
: a bronze-colored mineral of metallic luster that consists of ferrous sulfide and is attracted by a magnet
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Recent Examples of pyrrhotite from the Web
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According to a state report, a mineral known as pyrrhotite — used in the concrete aggregate for the foundations that are now crumbling — is partly to blame.
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According to a state report, a mineral known as pyrrhotite — used in the concrete aggregate for the foundations that are now crumbling — is partly to blame.
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According to a state report, a mineral known as pyrrhotite — used in the concrete aggregate for the foundations that are now crumbling — is partly to blame.
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According to a state report, a mineral known as pyrrhotite — used in the concrete aggregate for the foundations that are now crumbling — is partly to blame.
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According to a state report, a mineral known as pyrrhotite — used in the concrete aggregate for the foundations that are now crumbling — is partly to blame.
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According to a state report, pyrrhotite was present in the concrete aggregate used for building foundations that are now failing.
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The legislation addresses Community Development Block Grants, testing of pyrrhotite and a process where homeowners could deduct foundation repairs from their federal taxes.
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According to a state report in early January, a mineral known as pyrrhotite was present in the concrete aggregate used for the foundations that are now crumbling, and was partly to blame, as was the amount of water used in installation.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pyrrhotite.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of pyrrhotite
modification of German Pyrrhotin, from Greek pyrrhotēs redness, from pyrrhos red, from pyr fire — more at fire
Learn More about pyrrhotite
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See words that rhyme with pyrrhotite Britannica.com: Encyclopedia article about pyrrhotite
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