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Georges Calas Edit Profile

Geology and mineralogy educator

Georges Calas, French geology and mineralogy educator. Achievements include research in crystal chemistry of minerals and glasses; mineral spectroscopy; environmental mineralogy and crystal chemistry; coloration processes of mineral materials. Recipient Prix Carriere, Academy of Science, France, 1988.


Calas, Georges was born on November 21, 1948 in Paris.


M. Geology, Ecole Normale Supérieure, St. Cloud, France, 1969. Doctor of Science, University Paris, 1980.


Research associate Centre national de la recherche scientifique, Paris, 1972-1981. Professor mineralogy University Paris, since 1981, chairman department geology, 1983-1988, deputy director department minerology and crystalography, since 1997. Consultant Secretary for Research and Universities, France, 1993-1998.

Member Science Council, University Paris, 1992-1998. Member National Committee for Science Research, France, 1991-1995. A. Cox visiting professor Stanford (California) University, 1992.

Member science council ORTON, 1995-1999. Member science advisory committee ESRF, 1997-1998, member administration council IPGP, since 1997.


  • Achievements include research in crystal chemistry of minerals and glasses. Mineral spectroscopy. Environmental mineralogy and crystal chemistry.

    Coloration processes of mineral materials.


  • Other Work

    • Associate editor Canada Mineralogist, 1991-1993. Contributor articles to professional journals.


Fellow Mineralogical Society of America. Member French Mineralogy Society (president 1992), European Mineralogical Union (vice president 1992-1998), International Mineralogical Association (chairman commission on mineral physics 1990-1995).


Married Josette Legall, December 29, 1979. Children: Julien, Laure, Guillaume.

Josette Legall

Julien Calas

Laure Calas

Guillaume Calas