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Name: Lepidocrocite RRUFF ID: R050454 Ideal Chemistry: Fe3+O(OH) Locality: Malvern, Chester County, Pennsylvania, USA Source: University of Arizona Mineral Museum 16088 [view label] Owner: RRUFF Description: Aggregate of red-brown flattened and platy crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
Mineral Group: [ Lepidocrocite (3) ] |
CHEMISTRY | ||||||||||
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RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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INFRARED SPECTRUM (Attenuated Total Reflectance) | |||||||||||||||
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POWDER DIFFRACTION | ||||||||
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RRUFF ID: | R050454.1 | |||||||
Sample Description: | Powder | |||||||
Cell Refinement Output: |
a: 12.4682(7)Å b: 3.8584(5)Å c: 3.064(1)Å alpha: 90° beta: 90° gamma: 90° Volume: 147.40(5)Å3 Crystal System: orthorhombic |
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REFERENCES for Lepidocrocite | |
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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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Hausmann J F L (1813) Schuppig- fafriger, 1, in Handbuch der Mineralogie Bandenhoect und Ruprecht Göttingen 269-269 [view file] |
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Ullmann J C (1814) IV. Metallische Fossilien. 260. Lepidokrokit, in Systematisch-Tabellarische Uebersicht der Mineralogisch-Einfachen Fossilien Cassel und Marburg 148-148 [view file] |
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Posnjak E, Merwin H E (1919) The hydrated ferric oxides, American Journal of Science, 47, 311-348 [view file] |
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Bernal J D, Dasgupta D R, Mackay A L (1959) The oxides and hydroxides of iron and their structural inter-relationships, Clay Minerals Bulletin, 4, 15-30 |
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Fleischer M, Cabri L J, Nickel E H, Pabst A (1977) New mineral names, American Mineralogist, 62, 593-600 [view file] |
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International Mineralogical Association (1980) International Mineralogical Association: Commission on new minerals and mineral names, Mineralogical Magazine, 43, 1053-1055 [view file] |
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Christensen A N, Lehmann M S, Convert P (1982) Deuteration of crystalline hydroxides. Hydrogen bonds of ϒ-AlOO(H,D) and ϒ-FeOO(H,D), Acta Chemica Scandinavica, A 36, 303-308 |
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Banin A, Ben-Shlomo T, Margulies L, Blake D F, Mancinelli R L (1993) The nanophase iron mineral(s) in Mars soil, Journal of Geophysical Research, 98, 20831-20853 |
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de Faria D L A, Silva S V, de Oliveira M T (1997) Raman microspectroscopy of some iron oxides and oxyhydroxides, Journal of Raman Spectroscopy, 28, 873-878 [link] |
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Oh S J, Cook D C, Townsend H E (1998) Characterization of iron oxides commonly formed as corrosion products on steel, Hyperfine Interactions, 112, 59-65 [link] |
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Zhukhlistov A P (2001) Crystal structure of lepidocrocite FeO(OH) from the electron-diffractometry data, Crystallography Reports, 46, 730-733 [view file] |
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Shannon R D, Shannon R C, Medenbach O, Fischer R X (2002) Refractive index and dispersion of fluorides and oxides, Journal of Physical and Chemical Reference Data, 31, 931-970 [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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