Ferrotapiolite as a pseudomorph of stibiotantalite from the Laštovičky lepidolite pegmatite, Czech Republic; an example of hydrothermal alteration at constant Ta/(Ta + Nb)

Canadian Mineralogist

Volumn 42, Issue 4, 2004, Pages 1117-1128

  Novák, Milan ^a   Černý, Petr ^b   Cempírek, Jan ^c   Šrein, Vladimír ^d   Filip, Jan ^a  

^a MASARYK UNIVERSITY   (Czech Republic)

^b UNIVERSITY OF MANITOBA   (Canada)

^c DEPARTMENT OF ENTOMOLOGY   (Czech Republic)

^d INSTITUTE OF ROCK STRUCTURE AND MECHANICS   (Czech Republic)

Author keywords

Czech Republic; Ferrotapiolite; Hydrothermal alteration; La tovi ky; Lepidolite bearing granitic pegmatite; Nb and Ta fractionation; Stibiotantalite

Indexed keywords

FRACTIONATION; MINERALOGY; MOSSBAUER SPECTROSCOPY; POROUS MATERIALS; SUBSTITUTION REACTIONS; X RAY POWDER DIFFRACTION;

CRUSTAL FRACTIONATION; FERROTAPIOLITE; STRUCTURAL ORDERS;

IRON COMPOUNDS;

FERROTAPIOLITE; HYDROTHERMAL ALTERATION; MINERAL ALTERATION; PEGMATITE; PSEUDOMORPH;

EID: 7744246440     PISSN: 00084476     EISSN: None     Source Type: Journal    
DOI: 10.2113/gscanmin.42.4.1117     Document Type: Article

References (49)

1. BALDWIN, J.R. (1989): Replacement phenomena in tantalum minerals from rare-metal pegmatites in South Africa and Namibia. Mineral. Mag. 53, 571-581.
2. 4, revisited. Mineral. Mag. 67, 31-46.
3. ČERNÝ, P., CHAPMAN, R., FERREIRA, K. & SMEDS, S.-A. (2004): Geochemistry of oxide minerals of Nb, Ta, Sn and Sb in the Varuträsk granitic pegmatite, Sweden: the case of an " anomalous" columbite-tantalite trend. Am. Mineral. 89, 505-518.
4. ČERNÝ, P. & ERCIT, T.S. (1985): Some recent advances in the mineralogy and geochemistry of Nb and Ta in rare-element granitic pegmatites. Bull. Minéral. 108, 499-532.
5. ČERNÝ, P. & ERCIT, T.S. (1989): Mineralogy of niobium and tantalum: crystal chemical relationships, paragenetic aspects and their economic implications. In Lanthanides, Tantalum and Niobium (P. Möller, P. Černý & F. Saupé, eds.). Springer-Verlag, Heidelberg, Germany (27-79).
6. ČERNÝ, P., ERCIT, T.S. & WISE, M.A. (1992): The tantalite-tapiolite gap: natural assemblages versus experimental data. Can. Mineral. 30, 587-596.
7. ČERNÝ, P. & HARRIS, D.C. (1973): Tapiolite, stibiotantalite and antimonian microlite from the Odd West pegmatite, southeastern Manitoba. Can. Mineral. 12, 76-78.
8. DOSTAL, J. & CHATERJEE, A.K. (2000): Contrasting behaviour of Nb/Ta and Zr/Hf ratios in a peraluminous granitic pluton (Nova Scotia, Canada). Chem. Geol. 163, 207-218.
9. DUDA, J. (1986): Pegmatites in the Bory granulite massif. Sbor. geol. Věd, Ložisk. geol. mineral. 27, 157-202 (in Czech with English summary).
10. DUTROW, B.L. & HENRY, D.J. (2000): Complexly zoned fibrous tourmaline, Cruzeiro mine, Minas Gerais, Brazil: a record of evolving magmatic and hydrothermal fluids. Can. Mineral. 38, 131-143.
11. ERCIT, T.S. (1986): The Simpsonite Paragenesis. The Crystal Chemistry and Geochemistry of Extreme Ta Fractionation. Ph.D. thesis, Univ. Manitoba, Winnipeg, Manitoba.
12. ERCIT, T.S., ČERNÝ, P. & HAWTHORNE, F.C. (1993): Cesstibtantite; a geologic introduction to the inverse pyrochlores. Mineral. Petrol. 48, 235-255.
13. ERCIT, T.S. & FOORD, E.E. (1995): Structural crystallography of the stibiotantalite group: a compositionally-dependent ferroelectric phase transition. Geol. Assoc. Can. - Mineral. Assoc. Can., Program Abstr. 20, A-29.
14. ERCIT, T.S., HAWTHORNE, F.C. & ČERNÝ, P. (1986): Parabariomicrolite, a new species, and its structural relationship to the pyrochlore group. Can. Mineral. 24, 655-663.
15. FOORD, E.E. (1976): Mineralogy and Petrogenesis of Layered Pegmatite-Aplite Dikes in the Mesa Grande District, San Diego County, California. Ph.D. thesis, Stanford University, Stanford, California.
16. 6, a new mineral from San Diego County, California. Am. Mineral. 63, 709-714.
17. GREEN, T.H. (1995): Significance of Nb/Ta as an indicator of geochemical processes in the crust-mantle system. Chem. Geol. 120, 347-359.
18. GROAT, L.A., ČERNÝ, P. & ERCIT, T.S. (1987): Re-instatement of stibiomicrolite as a valid species. Geol. Fö ren. Stockholm Förh. 109, 105-109.
19. HU, SHOUXI, SUN, MINGZHI, YAN, ZHENGFU, XU, JINFANG, CAO, XIAOYUN & YE, YING (1984): An important metallogenetic model for W, Sn and rare granitophile element ore deposits related to metasomatically altered granites. In Geology of Granites and Their Metallogenetic Relations. (Xu Keqin & Tu Gianchi, eds.). Science Press, Beijing, People's Republic of China (519-537).
20. KINAST, E.J., ZAWISLAK, L.I., DA CUNHA, J.B.M., ANTONIETTI, V., DE VASCONCELLOS, M.A.Z. & DOS SANTOS, C.A. (2002): Coexistence of rutile and trirutile phases in natural tapiolite sample. J. Solid State Chem. 163, 218-223.
21. LAHTI, S.I., JOHANSON, B. & VIRKKUNEN, M. (1983): Contribution to the chemistry of tapiolite - manganotapiolite, a new mineral. Bull. Geol. Soc. Finland 55, 101-109.
22. LINNEN, R.L. & KEPPLER, H. (1997): Columbite solubility in granitic melts: consequences for the enrichment and fractionation of Nb and Ta in the Earth's crust. Contrib. Mineral. Petrol. 128, 213-227.
23. 2O at 200 MPa, and internal differentiation of granitic pegmatites. Contrib. Mineral. Petrol. 102, 1-17.
24. LUMPKIN, G.R. & EWING, R.C. (1992): Geochemical alteration of pyrochlore group minerals: microlite subgroup. Am. Mineral. 77, 179-188.
25. LUMPKIN, G.R. & EWING, R.C. (1995): Geochemical alteration of pyrochlore group minerals: pyrochlore subgroup. Am. Mineral. 80, 732-743.
26. NICKEL, E.H. & ROBINSON, B.W. (1985): Kimrobinsonite, a new tantalum mineral from Western Australia, and its association with cesstibtantite. Can. Mineral. 23, 573-576.
27. NOVÁK, M. & ČERNÝ, P. (1998a): Niobium-tantalum oxide minerals from complex granitic pegmatites in the Moldanubicum, Czech Republic: primary versus secondary compositional trends. Can. Mineral. 36, 659-672.
28. NOVÁK, M. & ČERNÝ, P. (1998b): Abundance and franctionation trends of Rb and Cs in micas from lepidolite- and elbaite-subtype pegmatites in the Moldanubicum, Czech Republic. Acta Univ. Carol., Geol. 42, 86-90.
29. NOVÁK, M. & ČERNÝ, P. (2001): Distinctive compositional trends in columbite-tantalite from two segments of the lepidolite pegmatite at Rožná, western Moravia, Czech Republic. J. Czech Geol. Soc. 46, 1-8.
30. NOVÁK, M., ČERNÝ, P., ČECH, F. & STANĚK, J. (1992): Granitic pegmatites in the territory of the Bohemian and Moravian Moldanubicum. In Proc. International Symposium on Mineralogy, Petrology and Geochemistry of Granitic Pegmatites, Lepidolite 2000 (Nové Město na Moravě), 11-20.
31. NOVÁK, M. & STANĚK, J. (1999): Lepidolite pegmatite from Dobrá Voda, near Velke Mezirici, western Moravia. Acta Mus. Moraviae, Sci. geol. 84, 3-44 (in Czech with English summary).
32. NOVÁK, M. & ŠREIN, V. (1999): Niobian cesstibtantite from the Dobrá Voda lepidolite pegmatite, western Moravia, Czech Republic. Neues Jahrb. Mineral., Monatsh., 354-360.
33. NOVÁK, M. & TAYLOR, M.C. (2000): Foitite: formation during late stages of evolution of complex pegmatites at Dobrá Voda, Czech Republic, and Pala, California, U.S.A. Can. Mineral. 38, 1399-1408.
34. POUCHOU, J.L. & PICHOIR, F. (1984): A new model for quantitative analysis. I. Application to the analysis of homogeneous samples. La Recherche Aérosp. 3, 13-38.
35. POUCHOU, J.L. & PICHOIR, F. (1985): "PAP" procedure for improved quantitative microanalysis. Microbeam Analysis 20, 104-105.
36. PUTNIS, A. (2002): Mineral replacement reactions: from macroscopic observations to microscopic mechanisms. Mineral. Mag. 66, 689-708.
37. SELWAY, J.B., NOVÁK, M., ČERNÝ, P. & HAWTHORNE, F.C. (1999): Compositional evolution of tourmaline in lepidolite-subtype pegmatites. Eur. J. Mineral. 11, 569-584.
38. SMEDS, S.-A., ČERNÝ, P. & CHAPMAN, R. (1999): Niobian calciotantite and plumbian-stannoan cesstibtantite from the Island of Üto, Stockholm Archipelago, Sweden. Can. Mineral. 37, 665-672.
39. STANĚK, J. (1973): Mineral paragenesis of the new lithium-bearing pegmatite at Laštovičky, western Moravia, Czechoslovakia. Scripta Nat. Fac. UJEP 1(3), 1-14.
40. UHER, P., ČERNÝ, P., CHAPMAN, R., HATÁR, F. & MIKO, O. (1998): Evolution of Nb,Ta-oxide minerals in the Praš ivá granitic pegmatites, Slovakia. II. External hydrothermal Pb,Sb overprint. Can. Mineral. 36, 535-545.
41. 12 - a new mineral from granitic pegmatites. Int. Geol. Rev. 24, 843-848.
42. VOLOSHIN, A.V. & PAKHOMOVSKYI, YA.A. (1983): Mineral phases of aluminum-tantalum in rare-element pegmatites. Zap. Vses. Mineral. Obshchest. 112, 67-76 (in Russ.).
43. VOLOSHIN, A.V. & PAKHOMOVSKYI, YA.A. (1988): Mineralogy of Tantalum and Niobium in Rare-Element Pegmatites. Nauka, Leningrad, Russia (in Russ.).
44. VON KNORRING, O. & FADIPE, A. (1981): On the mineralogy and geochemistry of niobium and tantalum in some granite pegmatites and alkali granites of Africa. Bull. Minéral. 104, 496-507.
45. VON KNORRING, O. & SAHAMA, T.G. (1979): A note on rynersonite from Uganda. Schweiz. Mineral. Petrogr. Mitt. 59, 15-18.
46. WANG, RU CHENG, FONTAN, F., XU, SHI JIN, CHEN, XIAO MING & MONCHOUX, P. (1997): The association of columbite, tantalite and tapiolite in the Suzhou granite, China. Can. Mineral. 35, 699-706.
47. WISE, M.A. & ČERNÝ, P. (1996): The crystal chemistry of the tapiolite series. Can. Mineral. 34, 631-647.
48. WOOD, S.A. (2004): The aqueous geochemistry of zirconium, hafnium, niobium and tantalum. In Rare-Element Geochemistry and Ore Deposits (R.L. Linnen & I.M. Samson, eds.). Geol. Assoc. Can., Short Course Notes 17, 329-407.
49. ZAGORSKYI, V.E. & PERETYAZHKO, I.C. (1992): Pegmatites with Gemstones of Central Transbaikalia. Nauka, Novosibirsk, Russia (in Russ.).