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Name: Ferri-pedrizite RRUFF ID: R070344 Ideal Chemistry: NaLi2(Mg2Fe3+2Li)Si8O22(OH)2 Locality: east Pedriza Massif, Sierra de Guadarrama, Spain Source: Michael Scott S105090 [view label] Owner: RRUFF Description: Black bladed crystals Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
Mineral Groups: [ amphibole (107) ] [ amphiboles Na-Ca-Mg-Fe-Mn-Li (1) ] |
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: | R070344.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 9.663(6)Å b: 17.84(1)Å c: 5.279(4)Å alpha: 90° beta: 103.40(3)° gamma: 90° Volume: 885.4(7)Å3 Crystal System: monoclinic |
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REFERENCES for Ferri-pedrizite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Caballero J M, Oberti R, Ottolini L (2002) Ferripedrizite, a new monoclinic BLi amphibole end-member from the Eastern Pedriza Massif, Sierra de Guadarrama, Spain, and a restatement of the nomenclature of Mg-Fe-Mn-Li amphiboles, American Mineralogist, 87, 976-982 [view file] |
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Leake B E, Woolley A R, Birch W D, Burke E A J, Ferraris G, Grice J D, Hawthorne F C, Kisch H J, Krivovichev V G, Schumacher J C, Stephenson N C N, Whittaker E J W (2003) Nomenclature of amphiboles: additions and revisions to the International Mineralogical Associations 1997 recommendations, The Canadian Mineralogist, 41, 1355-1362 [view file] |
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Hawthorne F C, Oberti R, Harlow G E, Maresch W V, Martin R F, Schumacher J C, Welch M D (2012) Nomenclature of the amphibole supergroup, American Mineralogist, 97, 2031-2048 [view file] |
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