| 单词 | pyrrhotite |
| 例句 | In her book “Lorna Simpson Collages,” from last year, she embellishes vintage photos of models, giving them hairdos made of nightshade-colored plumes and nuggets of pyrrhotite, linking the stylized to the fecund and the surreal. The Mysterious Darknesses of Lorna Simpson’s Paintings 2019-05-14T04:00:00Z Around 2,000 homes in the state that were built with an iron sulfide known as pyrrhotite will need their foundation replaced, MassLive.com reported Wednesday. Task force: $350M needed to fix crumbling home foundations 2020-01-09T05:00:00Z The agency would also be required to create a risk-rating scale to determine how much pyrrhotite poses a danger. Spending bill has $1.5M for crumbling foundations research 2019-12-17T05:00:00Z This pyrrhotite problem is the first of its kind in the United States. Relief arrives for homeowners with crumbling foundations 2019-07-29T04:00:00Z The report concluded that a claim by the state of “improper conduct” under the Connecticut Unfair Trade Practices Act was “undermined by the absence of scientific consensus or regulatory restrictions” on the dangers of pyrrhotite. Financial Relief Eludes Connecticut Homeowners With Crumbling Foundations 2016-11-14T05:00:00Z The stone aggregate used in the concrete mixture has high levels of pyrrhotite, an iron sulfide mineral that can react with oxygen and water to cause swelling and cracking. With Connecticut Foundations Crumbling, ‘Your Home Is Now Worthless’ 2016-06-07T04:00:00Z The copper deposits are mainly in well-marked fracture planes in serpentine; the ore is pyrrhotite, with or without chalcopyrite. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z “We need a better understanding of the scope of the crisis and of the mineral pyrrhotite.” Spending bill has $1.5M for crumbling foundations research 2019-12-17T05:00:00Z A 2016 investigation determined the risks of pyrrhotite in residential concrete were not sufficiently known when the concrete was poured, and that the now-defunct concrete company and others were not aware of the problem. Relief arrives for homeowners with crumbling foundations 2019-07-29T04:00:00Z For example, all the specimens of bornite and pyrrhotite examined yielded sulphuretted hydrogen with tartaric, citric, and oxalic acids, but chalcopyrite and pyrite do not. The Galaxy, April, 1877 Vol. XXIII.—April, 1877.—No. 4. “I saw with my very own eyes the difficult situation in which too many families live because of pyrrhotite,” Mr. Trudeau told reporters. With Connecticut Foundations Crumbling, ‘Your Home Is Now Worthless’ 2016-06-07T04:00:00Z Marcasite and pyrrhotite, other iron sulphide minerals, are frequently found with pyrite and are used for the same purposes. The Economic Aspect of Geology |
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