April 2012

Geochemistry of phosphorite deposits around Hirapur-Mardeora area in Chhatarpur and Sagar Districts, Madhya Pradesh, India

  The Hirapur-Mardeora phosphorite deposits are found to occur in Bijawar group of Gangau iron formations over the basement of Bundelkhand granite complex in the Archean period. There are four distinct units of phosphorites which include shale-phosphorite, secondary-phosphorite, ironstone-phosphorite and quartz-breccia phosphorite. Chemical analysis of 24 representative samples of these different units was...

Author(s): K. F. Khan, Saif A. Khan, Shamim A. Dar and Z. Husain