Difference between revisions of "Caliche"
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== Description == | == Description == | ||
| − | 1) A surface crystalline deposit primarily composed of [ | + | 1) A surface crystalline deposit primarily composed of [[sodium nitrate]] with smaller amounts of [[potassium nitrate]] and [[sodium chloride]]. Caliche is mined in the Atacama Desert of northern Chile and Peru. It is used as a fertilizer. |
| − | 2) A cemented calcareous subsoil layer of [ | + | 2) A cemented calcareous subsoil layer of [[gravel]], [[silt]], and [[sand]]. Calcareous caliche is found in air regions of central and western Australia, in the Klahari Desert, and in the western US. |
[[File:Pleistocene caliche.jpg|thumb|Pleistocene caliche]] | [[File:Pleistocene caliche.jpg|thumb|Pleistocene caliche]] | ||
| + | |||
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
2. hardpan; duricrust; calcrete, kankar; caliche (Esp., Port.) | 2. hardpan; duricrust; calcrete, kankar; caliche (Esp., Port.) | ||
| − | == | + | == Resources and Citations == |
* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 738 | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 738 | ||
| − | * Wikipedia | + | * Wikipedia: http://en.wikipedia.org/wiki/Caliche (accessed Jan 6 2006) |
* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | ||
Latest revision as of 13:41, 14 December 2020
Description
1) A surface crystalline deposit primarily composed of Sodium nitrate with smaller amounts of Potassium nitrate and Sodium chloride. Caliche is mined in the Atacama Desert of northern Chile and Peru. It is used as a fertilizer.
2) A cemented calcareous subsoil layer of Gravel, Silt, and Sand. Calcareous caliche is found in air regions of central and western Australia, in the Klahari Desert, and in the western US.
Synonyms and Related Terms
2. hardpan; duricrust; calcrete, kankar; caliche (Esp., Port.)
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 738
- Wikipedia: http://en.wikipedia.org/wiki/Caliche (accessed Jan 6 2006)
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998