Montgomeryite R070631



Name: Montgomeryite
RRUFF ID: R070631
Ideal Chemistry: Ca4MgAl4(PO4)6(OH)4·12H2O
Locality: Tip Top mine, Custer County, South Dakota, USA
Source: Dakota Matrix Minerals [view label]
Owner: RRUFF
Description: Translucent reddish orange tabular crystals associated with orthoclase.
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Calcioferrite (3) ]
Quick search: [ All Montgomeryite samples (2) ]
CHEMISTRY 
RRUFF ID: R070631.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070631
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Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R070631.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 9.991(1)Å    b: 24.066(3)Å    c: 6.2410(6)Å
alpha: 90°    beta: 91.595(8)°    gamma: 90°   Volume: 1500.1(3)Å3    Crystal System: monoclinic
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Calculated diffraction file.

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

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REFERENCES for Montgomeryite

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]

Larsen E S (1940) Overite and montgomeryite: two new mineral from Fairfield, Utah, American Mineralogist, 25, 315-326   [view file]

Mead C W, Mrose M E (1968) Solving problems in phosphate mineralogy with the electron probe, U.S. Geological Survey Professional Paper, 600-D, D204-D206   [view file]

Fleischer M (1969) New mineral names, American Mineralogist, 54, 990-994   [view file]

Moore P B, Araki T (1974) Montgomeryite, Ca4Mg(H2O)12[Al4(OH)4(PO4)6]: its crystal structure and relation to vauxite, Fe2+2(H2O)4[Al4(OH)4(H2O)4(PO4)4]·4H2O, American Mineralogist, 59, 843-850   [view file]

Fanfani L, Nunzi A, Zanazzi P F, Zanzari A R (1976) Additional data on the crystal structure of montgomeryite, American Mineralogist, 61, 12-14   [view file]

Moore P B, Araki T, Kampf A R, Steele I M (1976) Olmsteadite, K2Fe2+2[Fe2+2(Nb,Ta)5+2O4(H2O)4(PO4)4], a new species, its crystal structure and relation to vauxite and montgomeryite, American Mineralogist, 61, 5-11   [view file]

Ankinovich E A, Ankinovich S G, Dara A A, Kurmakaeva F A (1983) Ferrous montgomeryite of the Kara-Tau [in Russian], Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 112, 84-88   [view file]

Dunn P J, Roberts W L, Campbell T J, Leavens P B (1983) Red montgomeryite and associated minerals from the Tip Top Pegmatite with notes on kingsmountite and calcioferrite, The Mineralogical Record, 14, 195-197

Frost R L, Xi Y, Palmer S J, Pogson R E (2012) Identification of montgomeryite mineral [Ca4MgAl4(PO4)6·(OH)4·12H2O] found in the Jenolan Caves - Australia, Spectrochimica Acta, A94, 1-5