Post- Doctoral Foreign Visits & Participation in International Congresses

Worked in the laboratories of USSR Academy of Sciences, Moscow and the Moscow State University under the Indian National Science Academy & USSR Academy of Sciences Collaborative Programme-1984. Period of visit 27^th November 1984 to 26^th February 1985

International Volcanological Congress,1986, New Zealand presented a paper (oral presentation): Paragenesis and Fluid Inclusion Study of Fluorspar Associated with Volcanic Rocks of Karara, Rajasthan, India. Period of visit 1^st February 1986 to 15^th February 1986

28^thInternational Geological Congress,1989, Washington D. C., USA, presented a paper (oral) Petrology of the Precambrian Lead-Zinc Deposits, Rampura-Agucha India, and another on "Anthophyllite Deposits of Jharol Area, Rajasthan. Abs. Vol. #2,p666. Period of visit 09^th July 1989 to 19^th July 1989 

• Equipment training at the LOGITECH Works, Glasgow, UK. Period of visit 22^nd February1991 to 1^st March 1991 

29^thInternational Geological Congress,1992,Kyoto, Japan. Paper presented (oral presentation): Petrochemistry of the Scheelite Bearing Skarns and Granites of Kararavav, India. (Abs. Vol. #3,p732). Period of visit 24^th August 1992 to 03^rd September 1992. Chaired the oral session of the symposium II-16-2 of the IGC, "Ore forming Processes in the Island Arcs and Active Continental Margins" 

• Worked in the CRSCM laboratory of CNRS, Orleans, France, under the CSIR-CNRS Collaborative Project –1996-98.Period of visit to Orleans 05^th November 1996 to 26^th November 1996. 

Convener of the proposed Short Course SB03 "Procedures and Applications of Granulometric Analysis of Ore Minerals" at the 30^th INTERNATIONAL GEOLOGICAL CONGRESS, 1996, Beijing, China. (Could not attend the Congress where a paper on "Nonmetallic Mineralogenesis in Rajasthan, India" was also to be presented.)

• UGC nominee for the Indo-Russia Cultural Exchange Program for the period of three weeks in 2003.