Chapter 12. Sodium Nitrate Deposits and Efflorescences

  1. David J. Nash and
  2. Sue J. McLaren
  1. Andrew S. Goudie and
  2. Elaine Heslop

Published Online: 13 MAY 2008

DOI: 10.1002/9780470712917.ch12

Geochemical Sediments and Landscapes

Geochemical Sediments and Landscapes

How to Cite

S. Goudie, A. and Heslop, E. (2007) Sodium Nitrate Deposits and Efflorescences, in Geochemical Sediments and Landscapes (eds D. J. Nash and S. J. McLaren), Blackwell Publishing Ltd, Oxford, UK. doi: 10.1002/9780470712917.ch12

Publication History

  1. Published Online: 13 MAY 2008
  2. Published Print: 1 JAN 2007

ISBN Information

Print ISBN: 9781405125192

Online ISBN: 9780470712917



  • sodium nitrate deposits;
  • chemical crust;
  • spatial extent and thickness;
  • hyper-arid;
  • rational explanation


This chapter contains section titled:

  • Introduction

  • The Distribution, Field Occurrence and Geomorphological Relations of the Atacama Nitrate Deposits

  • The Chemistry and Mineralogy of the Nitrate

  • The Aridity and Age of the Atacama

  • Mechanisms of Formation and Accumulation

  • Sodium Nitrate in Weathering

  • Directions for Future Research

  • Conclusion

  • References