Journal of Geological Society of India (Online archive from Vol 1 to Vol 78)

K. V. Ramana Murthy ¹, Y. S. Manjunath ¹, G. V. G. K. Murthy ¹, M. A. Nayeem ¹, T. N. Parthasarathy ¹

Affiliations
1 Atomic Minerals Diivision, Begumpet, Hyderabad - 500 016, IN

Abstract

Brannerite occurs as subrounded to subangular grains (0.05mm to 20mm) in marble, quartzite, carbonate rock, quartz biotite schist and albitite, and in soils derived from these lithounits of Ajabgarh Group of metasediments around Kachera dam-Ladikabas area of Sikar district, Rajasthan. It alters to rutile along the margins and fractures. The analysis shows 30.6-36.9% UO₃, 0.9 to 3.2% UO₂, 33.40% TiO₂ and 3.4% total (REE)₂O₃.

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