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Name: Pyrrhotite RRUFF ID: R061127 Ideal Chemistry: Fe7S8 Locality: Morro Velho Gold mine, Nova Umha, Minas Gerais, Brazil Source: Michael Scott S103486 [view label] Owner: RRUFF Description: Brass colored, prismatic crystals associated with quartz and dolomite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
Mineral Group: [ Nickeline (5) ] | ||
Quick search: [ All Pyrrhotite samples (2) ] |
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R061127.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 11.898(3)Å b: 6.873(2)Å c: 22.812(7)Å alpha: 90° beta: 90.39(1)° gamma: 90° Volume: 1865.4(8)Å3 Crystal System: monoclinic |
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REFERENCES for Pyrrhotite | |
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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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Alsén N (1925) Röntgenographische Untersuchung der Kristallstrukturen von Magnetkies, Breithauptit, Pentlandit, Millerit und verwandten Verbindungen, Geologiska Föreningens i Stockholm Förhandlingar, 47, 19-72 [view file] |
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Ross C S, Kerr P F (1932) The manganese minerals of a vein near Bald Knob, North Carolina, American Mineralogist, 17, 1-18 [view file] |
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Hutton C O (1950) Studies of heavy detrital minerals, Bulletin of the Geological Society of America, 61, 635-710 [view file] |
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Campbell F A (1963) Sphalerite-pyrrhotite relationships at Quemont mine, The Canadian Mineralogist, 7, 367-374 [view file] |
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Arnold R G (1966) Abstract of paper presented at the eleventh annual meeting: Composition, structure and temperature of stability of natural and synthetic pyrrhotites, The Canadian Mineralogist, 8, 660-661 [view file] |
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Graham A R (1966) Abstract of paper presented at the eleventh meeting: Quantitative determination of monoclinic and hexagonal pyrrhotites by Xray diffraction, The Canadian Mineralogist, 8, 665-666 [view file] |
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Arnold R G (1967) Range in composition and structure of 82 natural terrestrial pyrrhotites, The Canadian Mineralogist, 9, 31-50 [view file] |
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Fleet M E, Macrae N (1968) Two-phase hexagonal pyrrhotites, The Canadian Mineralogist, 9, 699-705 [view file] |
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Graham A R (1969) Quantitative determination of hexagonal and monoclinic pyrrhotites by X-ray diffraction, The Canadian Mineralogist, 10, 4-24 [view file] |
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Clark A H (1970) Quantitative determination of hexagonal and monoclinic pyrrhotites by X-ray diffraction: A discussion, The Canadian Mineralogist, 10, 278-280 [view file] |
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Batt A P (1972) Shorter communications: Nickel distribution in hexagonal and monoclinic pyrrhotite, The Canadian Mineralogist, 11, 892-897 [view file] |
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Vaughan D J (1973) Variation in properties of synthetic "pyrrhotites" of composition Fe1-xS (0≤x≤0.14), The Canadian Mineralogist, 11, 1008-1011 [view file] |
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Kübler L (1981) Note on the hardness of hexagonal pyrrhotite and a method for measuring the abrasion depth in sulfides, The Canadian Mineralogist, 19, 355-359 [view file] |
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Spear F S (1982) Phase equilibria of amphibolites from the post pond volcanics, Mt. cube quadrangle, Vermont, Journal of Petrology, 23, 383-426 |
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Pasquariello D M, Kershaw R, Passaretti J D, Dwight K, Wold A (1984) Low-temperature synthesis and properties of Co9S8, Ni3S2, and Fe7S8, Inorganic Chemistry, 23, 872-874 |
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Jeppsson M (1988) Photochemically accellerated surface-diffusion of silver on chalcopyrite, isocubanite and pyrrhotite, The Canadian Mineralogist, 26, 973-978 [view file] |
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Keller-Besrest F, Collin G (1990) Structural aspects of the α transition in stoichiometric FeS: identification of the high-temperature phase, Journal of Solid State Chemistry, 84, 194-210 |
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Chai G, Naldrett A J, Rucklidge J C, Kilius L R (1993) In situ quantitative analyses for PGE and Au in sulfide minerals of the Jinchuan Ni-Cu deposit by accelerator mass spectrometry, The Canadian Mineralogist, 31, 19-30 [view file] |
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Pratt A R, Muir I J, Nesbitt H W (1994) X-ray photoelectron and Auger electron spectroscopic studies of pyrrhotite and mechanism of air oxidation, Geochimica et Cosmochimica Acta, 58, 827-841 |
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Larocque A C L, Hodgson C J, Cabri L J, Jackman J A (1995) Ion-microprobe analysis of pyrite, chalcopyrite and pyrrhotite from the Mobrun VMS deposit in northwestern Quebec: evidence for metamorphic remobilization of gold, The Canadian Mineralogist, 33, 373-388 [view file] |
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Lynch G, Mengel F (1995) Metamorphism of arsenopyrite-pyrite-sphalerite-pyrrhotite lenses, western Cape Breton Island, Nova Scotia, The Canadian Mineralogist, 33, 105-114 [view file] |
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Barkov A Y, Laajoki K V O, Men'shikov Y P, Alapieti T T, Sivonen S J (1997) First terrestrial occurrence of titanium-rich pyrrhotite, marcasite and pyrite in a fenitized xenolith from the Khibina alkaline complex, Russia, The Canadian Mineralogist, 35, 875-885 [view file] |
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Farrell S P, Fleet M E (2002) Phase separation in (Fe,Co)1-xS monosulfide solid-solution below 450°C, with consequences for coexisting pyrrhotite and pentlandite in magmatic sulfide deposits, The Canadian Mineralogist, 40, 33-46 [view file] |
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Frankel R B, Bazylinski D A (2003) Biologically induced mineralization by bacteria, Reviews in Mineralogy and Geochemistry, 54, 95-114 |
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Froese E (2003) Point defects in pyrrhotite, The Canadian Mineralogist, 41, 1061-1067 [view file] |
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Ondru P, Veselovský F, Gabaová A, Hlouek J, rein V, Vavrín I, Skála R, Sejkora J, Drábek M (2003) Primary minerals of the Jáchymov ore district, Journal of the Czech Geological Society, 48, 19-147 [view file] |
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Powell A V, Vaqueiro P, Knight K S, Chapon L C, Sánchez R D (2004) Structure and magnetism in synthetic pyrrhotite Fe7S8: A powder neutron-diffraction study, Physical Review B, 70, 014415-12 |
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Wang H, Salveson I (2005) A review on the mineral chemistry of the non-stoichiometric iron sulphide, Fe1-xS (0≤x≤0.125): polymorphs, phase relations and transitions, electronic and magnetic structures, Phase Transitions, 78, 547-567 |
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Goh S W, Buckley A N, Lamb R N, Rosenberg R A, Moran D (2006) The oxidation states of copper and iron in mineral sulfides, and the oxides formed on initial exposure of chalcopyrite and bornite to air, Geochimica et Cosmochimica Acta, 70, 2210-2228 |
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de Villiers J P R, Liles D C (2010) The crystal-structure and vacancy distribution in 6C pyrrhotite, American Mineralogist, 95, 148-152 [view file] |
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Lilies D C, Villiers J P R D (2012) Redetermination of the structure of 5C pyrrhotite at low temperature and at room temperature, American Mineralogist, 97, 257-261 [view file] |
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Gordon S C, McDonald A M (2015) A study of the composition, distribution, and genesis of pyrrhotite in the Copper Cliff Offset, Sudbury, Ontario, Canada, The Canadian Mineralogist, 53, 859-878 |
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Gainsforth Z, Lauretta D S, Tamura N, Westphal A J, Jilly-Rehak C E, Butterworth A L (2017) Insights into solar nebula formation of pyrrhotite from nanoscale disequilibrium phases produced by H2S sulfidation of Fe metal, American Mineralogist, 102, 1881-1893 |
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Fernández-Remolar D C, Banerjee N, Gómez-Ortiz D, Izawa M, Amils R (2018) A mineralogical archive of the biogeochemical sulfur cycle preserved in the subsurface of the Río Tinto system, American Mineralogist, 103, 394-411 |
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Lorand J P, Pont S, Chevrier V, Luguet A, Zanda B, Hewins R (2018) Petrogenesis of martian sulfides in the Chassigny meteorite, American Mineralogist, 103, 872-885 |
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Volk M W R, McCalla E, Voigt B, Manno M, Leighton C, Feinberg J M (2018) Changes in physical properties of 4C pyrrhotite (Fe7S8) across the 32 K Besnus transition, American Mineralogist, 103, 1674–1689 |
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Haines C R S, Lampronti G I, Klooster W T, Coles S J, Dutton S E, Carpenter M A (2020) Morin-type transition in 5C pyrrhotite, American Mineralogist, 105, 1404-1411 |
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Jin L, Koulialias D, Schnedler M, Gehring A U, Pósfai M, Ebert P, Charilaou M, Schäublin R E, Jia C, Löffler J F, Dunin-Borkowski R E (2021) Atomic-scale characterization of commensurate and incommensurate vacancy superstructures in natural pyrrhotites, American Mineralogist, 106, 82-96 |
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