33β44, 2005 Dholkata Bauxite Deposit on Metavolcanics, Keonjhar District, Orissa, India Bijaya Ketana...Department, Regional Research Laboratory, Bhubaneswar, India - 751 013 [e-mail: bknayak@rrlbhu.res.in] Received...September 2, 2004 Abstract: The Dholkata bauxite deposit of Keonjhar district, Orissa, has developed on the...distinct altered zones, such as topsoil, laterite, bauxite, lithomarge and altered metavolcanics. The mineralogy...mineral constituents like gibbsite, goethite, hematite, kaolinite, limonite and quartz. Gibbsite is the |