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Cryptoperthite

A variety of Perthite

A variety of perthite with lamella of submicroscopic thickness.

Classification of Cryptoperthite

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Other Names for Cryptoperthite

Other Languages:
German:Cryptoperthit
Spanish:Cryptoperthita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Cryptoperthite

Reference List:Brown, W.L. and Willaime, C. (1974) An explanation of exsolution orientations and residual strain in cryptoperthites. In W.S. MacKenzie and J. Zussman, Eds., The Feldspars: 440-459. Manchester University Press, U.K.

Gandais, M., Guillemin, C., and Willaime, C. (1974) Study of boundaries in cryptoperthites. In Electron Microscopy 1974, p. 508-509. Eight International Congress on Electron Microscpy. The Australian Academy of Science, Canberra.

Yund, R.A. and Davidson, P. (1978) Kinetics of lamellar coarsening in cryptoperthites. American Mineralogist: 63: 470-477.

Yund, R.A. and Chapple, W.M. (1980) Thermal histories of two lava flows estimated from cryptoperthite lamellar spacings. American Mineralogist: 65: 438-443.

Brown, W.L., Becker, S.M., and Parsons, I. (1983) Cryptoperthites and cooling rate in a layered syenite pluton: a chemical and TEM study. Contributions to Mineralogy and Petrology: 82: 13-25.

Brown, W.L. and Parsons, I. (1984a) Exsolution and coarsening mechanisms and kinetics in an ordered cryptoperthite series. Contributions to Mineralogy and Petrology: 86: 3-18.

Brown, W.L. and Parsons, I. (1984b) The nature of potassum feldspar, exsolution microtextures and development of dislocations as a function of composition in perthitic alkali feldspars. Contributions to Mineralogy and Petrology: 86: 335-341.

Snow, E. and Yund, R.A. (1988) Origin of cryptoperthites in the Bishop Tuff and their bearing in its thermal history. Journal of Geophysical Research: 93: 8975-8984.

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    Localities for Cryptoperthite

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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 26th Nov 2009 12:24:53