Environmental impact assessment of tile& brick clay mining from Chalakudy and Periyar basins, Kerala, India. /

Eitemau Tebyg

• Tile and brick clay mining and related environmental problems in the Chalakudy basin, central Kerala /
  Cyhoeddwyd: (2004)
• Riparian flora of the Chalakkudy river basin and its ecological significance
  gan: Amitha Bachan K.H
• Report of the study of clay mining areas in trichur district.
  Cyhoeddwyd: (1981)
• Introduction to clay minerals :Chemistry, origins, use and environmental significance
  gan: Velde, B.
  Cyhoeddwyd: (1992)
• Clay and clay minerals [proceedings]
  gan: Swineford, Ada
  Cyhoeddwyd: (1962)