ดูเพิ่ม ของ ทรายดำ

  • เพชร
  • การทำเหมืองแร่
  • Placer deposit
  • Heavy mineral sands ore deposits
  • Ironsand
  • Cudennec, Y. and Lecerf, A. 2006. The transformation of ferrihydrite into goethite or hematite, revisited. Journal of Solid State Chemistry 179(3): 716-722.
  • Schwertmann, U. and Murad, E. 1983. Effect of pH on the formation of goethite and hematite from ferrihydrite. Clays and Clay Minerals 31(4): 277-284.
  • Scheidegger, A., Borkovec, M., and Sticher, H., 1993. Coating of silica sand with goethite: preparation and analytical identification. Geoderma 58: 43-65.
  • Songtham, W., Sratongyung, J., Chompusri, S., and others, 2011. Provenance of a black sand beach in Laem Ngob district, Trat province, eastern Thailand. Journal of the Geological Society of Thailand 1: 1-6.
  • Yokoyama, T., and Nakashima, S., 2005. Color development of iron oxides during rhyolite weathering over 52,000 years. Chemical Geology 219: 309-320.

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