Partial high-grade alteration of monazite using alkali-bearing fluids: Experiment and nature

American Mineralogist

Volumn 95, Issue 7, 2010, Pages 1105-1108

  Harlov, Daniel E ^a   Hetherington, Callum J ^b  

^a GFZ GERMAN RESEARCH CENTRE FOR GEOSCIENCES   (Germany)

^b TEXAS TECH UNIVERSITY   (United States)

Author keywords

Alkali bearing fluids; Dissolution reprecipitation; Experimental petrology; Geochronology; High grade metamorphism; Huttonite; Monazite; Th U Pb dating

Indexed keywords

DISSOLUTION; GEOCHRONOLOGY; LEAD; LEAD ALLOYS; MONAZITE; SILICON; TERNARY ALLOYS; THORIUM ALLOYS; URANIUM ALLOYS;

DISSOLUTION-REPRECIPITATION; EXPERIMENTAL PETROLOGY; HIGH GRADE METAMORPHISM; HUTTONITE; U-PB DATING;

PHOSPHATE MINERALS;

DISSOLUTION; ELECTRON PROBE ANALYSIS; EXPERIMENTAL MINERALOGY; GEOCHRONOLOGY; LEAD; METAMORPHISM; MONAZITE; MORPHOLOGY; PETROLOGY; PRECIPITATION (CHEMISTRY); PRESSURE EFFECT; TEMPERATURE EFFECT; URANIUM-LEAD DATING;

EID: 77957188840     PISSN: 0003004X     EISSN: None     Source Type: Journal    
DOI: 10.2138/am.2010.3525     Document Type: Article

References (26)

1. Bingen, B. and van Breemen, O. (1998) U-Pb monazite ages in amphibolite- to granulite-facies orthogneiss reflect hydrous mineral breakdown reactions: Sveconorwegian Province of SW Norway. Contributions to Mineralogy and Petrology, 132, 336-353.
2. Cherniak, D.J. and Pyle, J.M. (2008) Th diffusion in monazite. Chemical Geology, 256, 52-61.
3. Cherniak, D.J., Watson, E.B., Grove, M., and Harrison, T.M. (2004) Pb diffusion in monazite: A combined RBS/SIMS study. Geochimica et Cosmochimica Acta, 68, 829-840.
4. Dumond, G., McLean, N., Williams, M.L., Jercinovic, M.J., and Bowring, S.A. (2008) High-resolution dating of granite petrogenesis and deformation in a lower crustal shear zone: Athabasca granulite terrane, western Canadian Shield. Chemical Geology, 254, 175-196.
5. Finger, F. and Krenn, E. (2007) Three metamorphic monazite generations in a high-pressure rock from the Bohemian Massif and the potentially important role of apatite in stimulating polyphase monazite growth along a P-T loop. Lithos, 95, 103-115.
6. Förster, H.-J. (1998) The chemical composition of REE-Y-Th-U-rich accessory minerals from peraluminous granites of the Erzgebirge-Fichtelgebirge region, Germany, Part I: the monazite-(Ce)-brabantite solid solution series. American Mineralogist, 83, 259-272.
7. Förster, H.-J. and Harlov, D.E. (1999) Monazite-(Ce)-huttonite solid solutions in granulite-facies metabasites from the Ivrea-Verbano Zone, Italy. Mineralogical Magazine, 63, 587-594.
8. Harlov, D.E., Wirth, R., and Förster, H.-J. (2005) An experimental study of dissolution-reprecipitation in fluorapatite: fluid infiltration and the formation of monazite. Contributions to Mineralogy and Petrology, 150, 268-286.
9. Harlov, D.E., Wirth, R., and Hetherington, C.J. (2007) The relative stability of monazite and huttonite at 300-900°C and 200-1000 MPa: Metasomatism and the propagation of metastable mineral phases. American Mineralogist, 92, 1652-1664.
10. Hawkins, D.P. and Bowring, S.A. (1997) U-Pb systematics of monazite and xenotime: case studies from the Paleoproterozoic of the Grand Canyon, Arizona. Contributions to Mineralogy and Petrology, 127, 87-103.
11. Hetherington, C.J. and Harlov, D.E. (2008) Partial metasomatic alteration of xenotime and monazite from a granitic pegmatite, Hidra anorthosite massif, southwestern Norway: Dissolution-reprecipitation and the subsequent formation of thorite and uraninite inclusions. American Mineralogist, 93, 806-820.
12. Hetherington, C.J., Harlov, D.E., and Budzyn, B. (2010) Experimental metasomatism of monazite and xenotime: mineral stability, REE mobility and fluid composition. Mineralogy and Petrology, in press.
13. Janots, E., Engi, M., Rubatto, D., Berger, A., Gregory, C., and Rahn, M. (2009) Metamorphic rates in collisional orogeny from in situ allanite and monazite dating. Geology, 37, 11-14.
14. Johannes, W. (1973) Eine vereinfachte Piston-Zylinder-Apparatur hoher Genauigkeit. Neues Jahrbuch für Mineralogie, 337-351.
15. Niedermeier, D.R.D., Putnis, A., Geisler, T., Golla-Schindler, U., and Putnis, C.V. (2009) The mechanism of cation and oxygen isotope exchange in alkali feldspars under hydrothermal conditions. Contributions to Mineralogy and Petrology, 157, 65-76.
16. Oelkers, E.H. and Poitrasson, F. (2002) An experimental study of the dissolution stoichiometry and rates of a natural monazite as a function of temperature from 50 to 230 °C and pH from 1.5 to 10. Chemical Geology, 191, 73-87.
17. Orville, P.M. (1963) Alkali ion exchange between vapor and feldspar phases. American Journal of Science, 261, 201-237.
18. -,(1972) Plagioclase cation exchange equilibria with aqueous chloride solution: Results at 700 °C and 2000 bars in the presence of quartz. American Journal of Science, 272, 234-272.
19. Perchuk, L.L., Safanov, O.G., Gerya, T.V., Fu, B., and Harlov, D.E. (2000) Mobility of components in metasomatic transformation and partial melting of gneisses: An example from Sri Lanka. Contributions to Mineralogy and Petrology, 140, 212-232.
20. Plümper, O. and Putnis, A. (2009) The complex hydrothermal history of granitic rocks: Multiple feldspar replacement reactions under subsolidus conditions. Journal of Petrology, 50, 967-987.
21. Putnis, A. (2002) Mineral replacement reactions: from macroscopic observations to microscopic mechanisms. Mineralogical Magazine, 66, 689-708.
22. -, (2009) Mineral replacement reactions. In E.H. Oelkers and J. Schott, Eds., Thermodynamics and Kinetics of Water-Rock Interaction, 70, p. 87-124. Reviews in Mineralogy and Geochemistry, Mineralogical Society of America, Chantilly, Virginia.
23. Roedder, E. (1984) Fluid Inclusions, 12, 644 p. Reviews in Mineralogy (Monograph), Mineralogical Society of America, Chantilly, Virginia.
24. Schmidt, C., Rickers, K., Bolderback, D.H., and Huang, R. (2007) In situ synchrotron-radiation XRF study of REE phosphate dissolution in aqueous fluid to 800 °C. Lithos, 95, 87-102.
25. Watt, G.R. and Harley, S.L. (1993) Accessory phase controls on the geochemistry of crustal melts and restites produced during water-undersaturated partial melting. Contributions to Mineralogy and Petrology, 114, 550-566.
26. Williams, M.L., Jercinovic, M.J., and Hetherington, C.J. (2007) Microprobe monazite geochronology: Understanding geologic processes by integrating composition and chronology. Annual Review of Earth and Planetary Sciences, 35, 137-175.