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Name: Paracoquimbite RRUFF ID: R050351 Ideal Chemistry: Fe3+4(SO4)6(H2O)12·6H2O Locality: Cyprus Source: California Institute of Technology W-19151 Owner: RRUFF Description: Purple fragment Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
Mineral Group: [ Coquimbite (5) ] | ||
Quick search: [ All Paracoquimbite samples (2) ] |
CHEMISTRY | ||||||||
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RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R050351.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 10.947(1)Å b: 10.947(1)Å c: 51.416(4)Å alpha: 90° beta: 90° gamma: 120° Volume: 5337.4(9)Å3 Crystal System: hexagonal |
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REFERENCES for Paracoquimbite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file] |
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Ungemach M H (1933) Sur quelques minéraux nouveaux, Comptes Rendus de l'Académie des Sciences de Paris, 197, 1132-1134 [view file] |
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Foshag W F (1934) New mineral names, American Mineralogist, 19, 287-288 [view file] |
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Foshag W F (1936) New mineral names, American Mineralogist, 21, 332-332 [view file] |
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Fang J H, Robinson P D (1971) Crystal structures and mineral chemistry of hydrated ferric sulphates: II. The crystal structure of paracoquimbite, American Mineralogist, 56, 1567-1572 [view file] |
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Ackermann S, Lazic B, Armbruster T, Doyle S, Grevel K D, Majzlan J (2009) Thermodynamic and crystallographic properties of kornelite [Fe2(SO4)3·~7.75H2O] and paracoquimbite [Fe2(SO4)3·9H2O], American Mineralogist, 94, 1620-1628 [view file] |
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Yang Z, Giester G (2018) Structure refinements of coquimbite and paracoquimbite from the Hongshan Cu-Au deposit, NW China, European Journal of Mineralogy, 30, 849-858 |
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Miyawaki R, Hatert F, Pasero M, Mills S J (2019) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 52. New minerals and nomenclature modifications approved in 2019, Mineralogical Magazine, 83, 887-893 [view file] |
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