K-feldspar-bearing coesite pseudomorphs in an eclogite from Lanshantou (Eastern China)

European Journal of Mineralogy

Volumn 10, Issue 5, 1998, Pages 969-985

  Yang, Jianjun ^a,b,c   Godard, Gaston ^a   Smith, David C ^b  

^a CNRS   (France)

^b MUSÉUM NATIONAL D'HISTOIRE NATURELLE   (France)

^c INSTITUTE OF GEOLOGY   (China)

Author keywords

Coesite; Eastern China; Eclogite; High pressure metamorphism; K feldspar; Raman spectroscopy

Indexed keywords

FELDSPAR; FELDSPAR DEPOSITS; METAMORPHIC ROCKS; PLASTIC DEFORMATION; QUARTZ; RAMAN SPECTROSCOPY; SILICON; SODIUM COMPOUNDS; STRUCTURAL GEOLOGY;

COESITE; EASTERN CHINA; ECLOGITES; HIGH PRESSURE METAMORPHISM; K-FELDSPAR;

POTASSIUM COMPOUNDS;

COESITE; ECLOGITE; FELDSPAR; PSEUDOMORPH;

CHINA;

EID: 0032466945     PISSN: 09351221     EISSN: None     Source Type: Journal    
DOI: 10.1127/ejm/10/5/0969     Document Type: Article

References (12)

1. Arndt, J. & Rombach, N. (1976): Synthesis of coesite from aqueous solutions. J. Crystal Growth, 35, 28-32.
2. Ashworth, J.R. (1980): Deformation mechanisms in mildly shocked chondritic diopside. Meteoritics, 15, 105-115.
3. Ater, P.C., Eggler, D.H., McCallum, M.E. (1984): Petrology and geochemistry of mantle eclogite xenoliths from Colorado-Wyoming kimberlites: re-cycled ocean crust? in "Kimberlites II: The mantle and crust-mantle relationships. Developments in Petrology 11B", J. Kornprobst, ed. Elsevier, Amsterdam, 309-318.
4. Bambauer, H.-U., Krause, C., Kroll, H. (1989): TEM-investigation of the sanidine/microcline transition across metamorphic zones: the K-feldspar varieties. Eur. J. Mineral., 1, 47-58.
5. Becker, H. & Altherr, R. (1992): Evidence from ultra-high-pressure marbles for recycling of sediments into the mantle. Nature, 358, 745-748.
6. Carpenter, M.A. & Salje, E.K.H. (1994): Thermodynamics of nonconvergent cation ordering in minerals: III. Order parameter coupling in potassium feldspar. Am. Mineral., 79, 1084-1098.
7. Chopin, C. (1984): Coesite and pure pyrope in high-grade blueschists of the Western Alps: a first record and some consequences. Contrib. Mineral. Petrol., 86, 107-118.
8. Chopin, C. & Sobolev, N.V. (1995): Principal mineralogic indicators of UHP in crustal rocks, in "Ultrahigh pressure metamorphism", R.G. Coleman & X. Wang, eds. Cambridge University Press, Cambridge, 96-131.
9. Eggler, D.H. & McCallum, M.E. (1974): Xenoliths in diatremes of the Western United States. Carnegie lust. Washington Yearbook, 73, 294-300.
10. Ellis, D.J. & Green, D.H. (1979): An experimental study of the effect of Ca upon garnet-pyroxene Fe-Mg exchange equilibria. Contrib. Mineral. Petrol., 71, 13-22.
11. Enami, M. & Zang, Q. (1990): Quartz pseudomorphs after coesite in eclogites from Shandong Province, East China. Am. Mineral., 75, 381-386.
12. Enami, M., Zang, Q., Yin, Y. (1993): High-pressure eclogites in northern Jiangsu-southern Shandong province, eastern China. J. metamorphic Geol., 11, 589-603.