The crystal chemistry of welshite, a non-centrosymmetric (P1) aenigmatite-sapphirine-surinamite group mineral

American Mineralogist

Volumn 92, Issue 1, 2007, Pages 80-90

  Grew, Edward S ^a   Barbier, Jacques ^b   Britten, Jim ^b   Hålenius, Ulf ^c   Shearer, Charles K ^d  

^a UNIVERSITY OF MAINE   (United States)

^b MCMASTER UNIVERSITY   (Canada)

^c SWEDISH MUSEUM OF NATURAL HISTORY   (Sweden)

^d UNIVERSITY OF NEW MEXICO   (United States)

Author keywords

Antimony; Beryllium; Charge ordering; Crystal structure; Electron microprobe; Ion microprobe; M ssbauer spectroscopy; Welshite

Indexed keywords

ANTIMONY; ARSENIC COMPOUNDS; BERYLLIUM; BERYLLIUM METALLOGRAPHY; BINARY ALLOYS; CRYSTAL CHEMISTRY; CRYSTAL STRUCTURE; ELECTRON PROBE MICROANALYSIS; MANGANESE ALLOYS; MANGANESE METALLOGRAPHY; MOLYBDENUM METALLOGRAPHY; SILICATE MINERALS; SILICON; STEREOCHEMISTRY; TERNARY ALLOYS; TWINNING; ZINC ALLOYS; ZINC METALLOGRAPHY;

CHARGE ORDERING; ELECTRON MICROPROBES; ION MICROPROBE; SSBAUER SPECTROSCOPIES; WELSHITE;

CRYSTAL ATOMIC STRUCTURE;

AENIGMATITE; CRYSTAL CHEMISTRY; CRYSTAL STRUCTURE; ELECTRON PROBE ANALYSIS; ION MICROPROBE; MOSSBAUER SPECTROSCOPY; SAPPHIRINE;

EURASIA; EUROPE; NORTHERN EUROPE; SCANDINAVIA; SWEDEN;

EID: 33846434855     PISSN: 0003004X     EISSN: None     Source Type: Journal    
DOI: 10.2138/am.2007.2250     Document Type: Article

References (32)

1. Barbier, J., Grew, E.S., Moore, P.B., and Su, S.-C. (1999) Khmaralite, a new beryllium-bearing mineral related to sapphirine: A superstructure resulting from partial ordering of Be, Al, and Si on tetrahedral sites. American Mineralogist, 84, 1650-1660.
2. 15]: A crystal structure, Mössbauer spectroscopic, and optical spectroscopic study. American Mineralogist, 87, 501-513.
3. 10. Zeitschrift für Kristallographie, 187, 133-138.
4. Bonaccorsi, E., Merlino, S., and Pasero, M. (1990) Rhönite: structural and microstructural features, crystal chemistry, and polysomatic relationships. European Journal of Mineralogy, 2, 203-218.
5. Bruker (2000) SAINT program, version 6.02a. Bruker AXS Inc., Madison, Wisconsin.
6. Cannillo, E., Mazzi, F., Fang, J.H., Robinson, P.D., and Ohya, Y. (1971) The crystal structure of aenigmatite. American Mineralogist, 36, 427-446.
7. 2O and comparison with naturally occurring beryllian sapphirine and khmaralite. Part 1: Experiments, TEM, and XRD. American Mineralogist, 87, 1104-1112.
8. Coey, J.M.D.(1984) Mössbauer spectroscopy of silicate minerals. In G.J. Long, Ed., Mössbauer Spectroscopy Applied to Inorganic Chemistry, p. 443-509. Plenum Press, New York.
9. de Roever, E.W.F., Lattard, D., and Schreyer, W. (1981) Surinamite: a beryllium-bearing mineral. Contributions to Mineralogy and Petrology, 76, 472-473.
10. Dyar, M.D., Wiedenbeck, M., Robertson, D., Cross, L.R., Delaney, J.S., Ferguson, K., Francis, C.A., Grew, E.S., Guidotti, C.V, Hervig, R.L., Hughes, J.M., Husler, J., Leeman, W., McGuire, A.V., Rhede, D., Rothe, H., Paul, R.L., Richards, I., and Yates, M. (2001) Reference minerals for the microanalysis of light elements. Geostandards Newsletter, 25, 441-463.
11. Engström, N. (1874): Analyses of two lithium-bearing minerals from Långbanshyttan. Geologiska Föreningens i Stockholm Förhandlingar, 2, 468-470 (in Swedish).
12. Evensen, J.M. and London, D. (2002) Experimental silicate mineral/melt partition coefficients for beryllium and the crustal Be cycle from migmatite to pegmatite. Geochimica et Cosmochimica Acta, 66, 2239-2265.
13. Evensen, J.M. and London, D. (2003) Experimental partitioning of Be, Cs, and other trace elements between cordierite and felsic melt, and the chemical signature of S-type granite. Contributions to Mineralogy and Petrology, 144, 739-757.
14. 18], an aenigmatite-group mineral. Mineralogical Magazine, 65, 665-674.
15. 20, a new beryllosilicate member of the aenigmatite-sapphirine-surinamite group from the II'men Mountains (southern Urals), Russia. American Mineralogist, 90, 1402-1412.
16. Grew, E.S., Yates, M.G., Shearer, C.K., Hagerty, J.J., Sheraton, J.W., and Sandiford, M. (2006) Beryllium and other trace elements in paragneisses and anatectic veins of the ultrahigh-temperature Napier Complex, Enderby Land, East Antarctica: The role of sapphirine. Journal of Petrology, 47, 859-882.
17. Hawthorne, F.C. and Huminicki, D.M.C. (2002) The crystal chemistry of beryllium. In E.S. Grew, Ed., Beryllium: Mineralogy, Petrology, and Geochemistry, 50, p. 333-403. Reviews in Mineralogy and Geochemistry, Mineralogical Society of America, Chantilly, Virginia.
18. 2O. Contributions to Mineralogy and Petrology, 92, 113-127.
19. Jernberg, P. and Sundqvist, B. (1983) A versatile Mössbauer analysis program. Uppsala University, Institute of Physics (UUIP-1090).
20. Kunzmann, T. (1999) The aenigmatite-rhönite mineral group. European Journal of Mineralogy, 11, 743-756.
21. Merlino, S. (1972) X-ray crystallography of krinovite. Zeitschrift für Kristallographie, 136, 81-88.
22. Moore, P.B. (1967) Eleven new minerals from Långban, Sweden. Canadian Mineralogist, 9, 301 (abstract).
23. Moore, P.B. (1971) Mineralogy & chemistry of Långban-type deposits in Bergslagen, Sweden. Mineralogical Record, 1(4), 154-172.
24. 18], a new member of the aenigmatite group. Mineralogical Magazine, 42, 129-132.
25. 16. American Mineralogist, 68, 804-810.
26. Nysten, P., Holtstam, D., and Jonsson, E. (1999) The Långban minerals. In D. Holtstam and J. Langhof, Eds., Långban. The Mines, Their Minerals, Geology, and Explorers, p. 89-183. Swedish Museum of Natural History, Raster Förlag, Stockholm.
27. Pouchou, J.L. and Pichoir, F. (1984) A new model for quantitative X-ray microanalysis. I. Application to the analysis of homogeneous samples. La Recherche Aérospatiale, 3, 13-36.
28. Shannon, R.D. (1976) Revised effective ionic radii and systematic studies of interatomic distances in halides and chalcogenides. Acta Crystallographica, A32, 751-767
29. Sheldrick, G.M. (1996) SADABS, Siemens area detector absorption correction software. University of Göttingen, Germany.
30. Sheldrick, G.M. (1997) SHELXL97, program for the refinement of crystal structures. University of Göttingen, Germany.
31. Smyth, J.R. (1989) Electrostatic characterization of oxygen sites in minerals. Geochimica et Cosmochimica Acta, 53, 1101-1110.
32. Strunz, H. and Nickel, E.H. (2001) Strunz Mineralogical Tables. Chemical-Structural Mineral Classification System (9th edition), 870 p. Schweizerbart'sche Verlagsbuchhandlung, Stuttgart.