GEOCHEMISTRY OF GROUNDWATER AND THEIR RELATIONSHIP WITH GEOLOGICAL FORMATIONS - Advances in Geosciences - page 276

is reported in the granites gneisses in some areas of India. 9 - 11 The fluo-
ride contents have been plotted with calcium and indicated the positive
correlation.

Acknowledgments

Authors wish to thank to Dr. V. P. Dimri, Director, NGRI, Hyderabad,
India, for his permission to publish this paper.

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