Compositional variation and structural state of columbite-tantalite in rare-element granitic pegmatites of the Preissac-Lacorne batholith, Quebec, Canada

American Mineralogist

Volumn 81, Issue 1-2, 1996, Pages 146-157

  Mulja, Thomas ^a   Williams Jones, Anthony E ^a   Martin, Robert F ^a   Wood, Scott A ^b  

^a MCGILL UNIVERSITY   (Canada)

^b UNIVERSITY OF IDAHO   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

GARNETS; GRANITE; IRON; RARE EARTHS; SILICATE MINERALS; TANTALUM OXIDES;

COLUMBITE TANTALITES; COMPOSITIONAL VARIATION; COOLING RATES; DEGREE OF ORDER; GRANITIC PEGMATITE; QUEBEC , CANADA; RARE ELEMENTS; STRUCTURAL STATE;

OXIDE MINERALS;

COLUMBITE-TANTALITE; COOLING RATE; MINERAL COMPOSITION; PEGMATITE; PLUTON; REE;

CANADA, QUEBEC, PREISSAC-LACORNE BATHOLITH;

EID: 0029730711     PISSN: 0003004X     EISSN: None     Source Type: Journal    
DOI: 10.2138/am-1996-1-219     Document Type: Article

References (29)

1. Appleman, D.E., and Evans, H.T., Jr. (1973) Job 9214: Indexing and least-squares refinement of powder diffraction data. U.S. Geological Survey, Computer Contributions 20 (NTIS document PB2-16188).
2. Baldwin, J.R. (1989) Replacement phenomena in tantalum minerals from rare-metal pegmatites in South Africa and Namibia. Mineralogical Magazine, 53, 571-581.
3. Černý, P., and Turnock, A.C. (1971) Niobium-tantalum minerals from granitic pegmatites at Greer Lake, southeastern Manitoba. Canadian Mineralogist, 10, 755-772.
4. Černý, P., and Ercit, T.S. (1985) Some recent advances in the mineralogy and geochemistry of Nb and Ta in rare-element granitic pegmatites. Bulletin de Minéralogie, 108, 499-532.
5. Černý, P., Meintzer, R.E., and Anderson, A.J. (1985) Extreme fractionation in rare-element granitic pegmatites: Selected examples of data and mechanisms. Canadian Mineralogist, 23, 381-421.
6. Černý, P., Goad, B.E., Hawthorne, F.C., and Chapman, R. (1986) Fractionation trends of the Nb- and Ta-bearing oxide minerals in the Greer Lake pegmatitic granite and its pegmatite aureole, southeastern Manitoba. American Mineralogist, 71, 501-517.
7. Černý, P., and Ercit, T.S. (1989) Mineralogy of niobium and tantalum: Crystal chemical relationships, paragenetic aspects and their economic implications. In P. Möller, P. Černý, and F. Saupé, Eds., Lanthanides, tantalum and niobium, p. 28-79. Springer, New York.
8. Dawson, K.R. (1966) A comprehensive study of the Preissac-Lacorne batholith, Abitibi county, Quebec. Geological Survey of Canada Bulletin 142.
9. Ercit, T.S. (1994) The geochemistry and crystal chemistry of columbite-group granitic pegmatites, southwest Grenville Province, Canadian Shield. Canadian Mineralogist, 32, 421-438.
10. _ (1996) Regional chemistry and crystal chemistry of oxide minerals from the Mattawa pegmatite district, Grenville Province, Ontario. Extreme Nb/Ta fractionation for muscovite-class pegmatites. Canadian Mineralogist, in press.
11. Ercit, T.S., Wise, M.A., and Černý, P. (1995) Compositional and structural systematics of the columbite group. American Mineralogist, 80, 613-619.
12. Feng, R., and Kerrich, R. (1991) Single zircon age constraints on the tectonic juxtaposition of the Archean Abitibi Greenstone belt and Pontiac subprovince, Quebec, Canada. Geochimica et Cosmochimica Acta, 55, 3437-3441.
13. Gariépy, C., and Allègre, C.J. (1985) The lead isotope geochemistry and geochronology of late kinematic intrusives from the Abitibi Greenstone belt and the implications for late Archean crustal evolution. Geocheimica et Cosmochimica Acta, 49, 2371-2383.
14. Garvey, R. (1986) LSUCRIPC, least squares unit-cell refinement with indexing on the personal computer. Powder Diffraction, 1(1), 114.
15. Grice, J.D., Černý, P., and Ferguson, R.B. (1972) The Tanco pegmatite at Bernic Lake, Manitoba: II. Wodginite, tantalite, pseudoixiolite and related minerals. Canadian Mineralogist, 11, 609-642.
16. Hogarth, D.D. (1977) Classification and nomenclature of the pyrochlore group. American Mineralogist, 62, 403-410.
17. Keppler, H. (1993) Influence of fluorine on the enrichment of high field strength trace elements in granitic rocks. Contributions to Mineralogy and Petrology, 114, 479-488.
18. Lahti, S.I. (1987) Zoning in columbite-tantalite crystals from the granitic pegmatites at Eräjärvi area, southern Finland. Geochimica et Cosmochimica Acta, 51, 509-517.
19. Manning, D.A.C., Hamilton, D.L., Henderson, C.M.B., and Dempsey, M.J. (1980) The probable occurrence of interstitial Al in hydrous, F-bearing and F-free aluminosilicate melts. Contributions to Mineralogy and Petrology, 75, 206-215.
20. Mulja, T., Williams-Jones, A.E., Wood, S.A., and Boily, M. (1995a) The rare-element-enriched monzogranite-pegmatite systems in the Preissac-Lacorne batholith, Quebec: I. Geology and mineralogy. Canadian Mineralogist, 33, 793-815.
21. _ (1995b) The rare-element-enriched monzogranite-pegmatite systems in the Preissac-Lacorne batholith, Quebec: II. Geochemistry and petrogenesis. Canadian Mineralogist, 33, 817-833.
22. Pearson, R.G. (1963) Hard and soft acids and bases. Journal of the American Chemical Society, 85, 3533-3539.
23. Pouchou, J.L., and Pichoir, F. (1985) "PAP" (phi-rho-z) procedure for improved quantitative microanalyses. In J.T. Armstrong, Ed., Microbeam analyses, p. 104-105. San Francisco Press, San Francisco, California.
24. Spilde, M.N., and Shearer, C.K., Jr. (1992) A comparison of tantalumniobium oxide assemblages in two mineralogically distinct rare-element granitic pegmatites, Black Hills, South Dakota. Canadian Mineralogist, 30, 719-747.
25. Trueman, D.L., and Černý, P. (1982) Exploration for rare-element granitic pegmatites. In Mineralogical Association of Canada Short Course Handbook, 8, 463-491.
26. 6 in the pegmatites of the calc-alkaline Bergell intrusion (southeast Central Alps). Schweizerische Mineralogische und Petrographische Mitteilungen, 71, 349-369.
27. Wise, M.A. (1987) Geochemistry and crystal chemistry of Nb, Ta and Sn minerals from the Yellowknife pegmatite field, N.W.T. Ph.D. thesis, University of Manitoba, Winnipeg, Manitoba, Canada.
28. Wise, M.A., Turnock, A.C., and Černý, P. (1985) Improved unit cell dimensions for ordered columbite-tantalite end members. Neues Jahrbuch für Mineralogie Monatshefte, 372-378.
29. Wise, M.A., and Černý, P. (1990) Primary compositional range and alteration trends of microlite from the Yellowknife pegmatite field, Northwest Territories, Canada. Mineralogy and Petrology, 43, 83-98.