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pyromorphite

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py·ro·mor·phite  (pr-môrft)
n.
A green, brown, or yellow mineral, Pb5(PO4)3Cl, a minor ore of lead.
[German Pyromorphit : Greek puro-, pyro- + Greek morph, form.]
pyromorphite [ˌpaɪrəʊˈmɔːfaɪt]
n
(Earth Sciences / Minerals) a green, yellow, brown, or grey secondary mineral that consists of lead chloro-phosphate in the form of hexagonal crystals. Formula: Pb5Cl(PO4)3
[from German Pyromorphit, from pyro- + Greek morphē form + -ite1, an allusion to the fact that it assumes a crystalline form when heated]
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.pyromorphite - a mineral consisting of lead chloride and phosphate; a minor source of lead
green lead ore
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
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The first went to Ed Bing Lee, of Philadelphia, for his fiber piece titled Pyromorphite Noir.
Juried Exhibition Draws on State's Talented Craftsmen by PR Newswire
Many investigators have provided conclusive evidence for the ability of phosphate to immobilise dissolved Pb in contaminated soils through precipitation as fluoropyromorphite, pyromorphite, hydroxypyromorphite, and chloropyromorphite, and as hopeite in the case of Zn (Bolan et al.
Role of inorganic and organic soil amendments on immobilisation and ... by Bolan, N. S.; Duraisamy, V. P. / Australian Journal of Soil Research
The original material was almost entirely converted to corrosion products, identified by X-ray diffraction as pyromorphite (lead phosphate chloride, forming a friable outer skin) and cerussite (lead carbonate, present as a harder core).
Early Bronze Age lead - a unique necklace from southeast Scotland by Hunter, Fraser; Davis, Mary / Antiquity
 
 
 
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