September 2009

Medical geology and mining hazards in Africa

Author(s):  Ashraf M. T. Elewa

September 2009

Characterization of high magnesian rocks for suitability as flux in iron and steel industry

  Chromite resources of Orissa are mostly confined to Sukinda ultramafic belt and Boula Nausahi igneous complex. In these deposits, chromite is mainly present as layers in ultramafic rocks (high magnesian). These high magnesian ultramafic chromite overburden rocks are dumped as waste materials during chromite mining operations. These rocks are classified as dunite, peridotite and their altered products...

Author(s): J. K. Mohanty, D. S. Rao, A. K. Paul and S. Khaoash

September 2009

Radon activity and the radiation dose levels in the slate mines in aravali range in India

  Radon activity measurements in slate mines in the aravali range in Haryana were carried out from radiation protection point of view of the occupational workers and general public. For the measurement, alpha sensitive LR-115 type II plastic track detectors (solid state nuclear track detectors) were used. Results of various measurements of the radon activity and inhalation dose received by the workers have been...

Author(s): K. Kant, Sini Kuriakose and G. S. Sharma