Eosphorite R050557

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Record 4 of 12  


Name: Eosphorite
RRUFF ID: R050557
Ideal Chemistry: Mn2+Al(PO4)(OH)2·H2O
Locality: Minas Gerais, Brazil
Source: Dave Bunk Minerals [view label]
Owner: RRUFF
Description: A radial group of light brown bladed crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Childrenite (12) ]
Quick search: [ All Eosphorite samples (6) ]
CHEMISTRY 
RRUFF ID: R050557.2
Sample Description: Microprobe fragment
Measured Chemistry: (Mn2+0.46Fe2+0.32Ca0.16Mg0.06)Σ=1Al1.00(P1.00O4)(OH)2·H2O
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050557
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050557.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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POWDER DIFFRACTION 
RRUFF ID: R050557.1
Sample Description: Powder
Cell Refinement Output: a: 6.951(2)Å    b: 10.447(2)Å    c: 13.495(3)Å
alpha: 90.°    beta: 90.°    gamma: 90.°   Volume: 980.2(3)Å3    Crystal System: orthorhombic
  File Type Information Close
Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Eosphorite

American Mineralogist Crystal Structure Database Record: [view record]

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]

Brush G J, Dana E S (1878) On a new and remarkable mineral locality in Fairfield County, Connecticut; with a description of several new species occurring there. First Paper., American Journal of Science and Arts, 116, 33-46; 114-123   [view file]

Hurlbut C S (1950) Childrenite - eosphorite series, American Mineralogist, 35, 793-805   [view file]

Barnes W H, Shore V C (1951) The childrenite-eosphorite problem, American Mineralogist, 36, 509-510   [view file]

Hanson A W (1960) The crystal structure of eosphorite, Acta Crystallographica, 13, 384-384

Fransolet A M (1980) The eosphorite-childrenite series associated with the Li-Mn-Fe phosphate minerals from the Buranga pegmatite, Rwanda, Mineralogical Magazine, 43, 1015-1023   [view file]

Hoyos M A, Calderon T (1993) New structural and spectroscopic data for eosphorite, Mineralogical Magazine, 57, 329-336   [view file]

Karfunkel J, Chaves M L S C, Banko A, Irran E (1997) Ernstite and eosphorite from Minas Gerais, Brazil, The Mineralogical Record, 28, 489-493

Costa G M D, Scholz R, Karfunkel J, Bermanec V, Chaves M L D S C (2005) Fe-Mössbauer spectroscopy on natural eosphorite-childrenite-ernstite samples, Physics and Chemistry of Minerals, 31, 714-720

Diego Gatta G, Nénert G, Vignola P (2013) Coexisting hydroxyl groups and H2O molecules in minerals: A single-crystal neutron diffraction study of eosphorite, MnAlPO4(OH)2·H2O, American Mineralogist, 98, 1297-1301

Frost R L, Xi Y, Scholz R, López A, Fernandes Lima R M, Moraes Ferreira C (2013) Vibrational spectroscopic characterization of the phosphate mineral series eosphorite - childrenite - (Mn,Fe)Al(PO4)(OH)2·(H2O), Vibrational Spectroscopy, 67, 14-21

Alboom A V, Resende V G D, Costa G M D, Grave E D (2015) Mössbauer spectroscopic study of natural eosphorite, [(Mn,Fe)AlPO4(OH)2H2O], American Mineralogist, 100, 580-587

Behal D, Röska B, Park S H, Pedersen B, Benka G, Pfleiderer C, Wakabayashi Y (2017) The first study of antiferromagnetic eosphorite-childrenite series (Mn1–xFex)AlP(OH)2H2O (x=0.5), Journal of Magnetism and Magnetic Materials, 428, 17-27