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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 (6) ] | ||
Quick search: [ All Montgomeryite samples (4) ] |
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: | 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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REFERENCES for Montgomeryite | |
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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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Larsen E S (1940) Overite and montgomeryite: two new mineral from Fairfield, Utah, American Mineralogist, 25, 315-326 [view file] |
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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] |
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Fleischer M (1969) New mineral names, American Mineralogist, 54, 990-994 [view file] |
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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] |
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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] |
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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] |
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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] |
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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 |
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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 |
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