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a. A mineral deposit rich in sodium nitrate occurring naturally in Chile, Peru, and the southwest United States, and used as fertilizer, in explosives, and as a raw material for manufacturing nitric acid.
a. The accretions of calcium carbonate in soil.
b. See hardpan.

[American Spanish, from Spanish, pebble in a brick, flake of lime, from cal, lime, from Latin calx, calc-, lime; see calx.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (Geological Science) Also called: calcrete a bed of sand or clay in arid regions cemented by calcium carbonate, sodium chloride, and other soluble minerals
2. (Geological Science) a surface layer of soil encrusted with calcium carbonate, occurring in arid regions. Also called: duricrust
[C20: from American Spanish, from Latin calx lime]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(kəˈli tʃi)

1. a surface deposit of sodium nitrate found in South American desert areas: formerly a major source of chemical fertilizer.
2. a zone of calcium carbonate or other carbonates in soils of semiarid regions.
Compare hardpan.
[1855–60; < Sp: flake of lime]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.caliche - crust or layer of hard subsoil encrusted with calcium-carbonate occurring in arid or semiarid regions
dirt, soil - the part of the earth's surface consisting of humus and disintegrated rock
2.caliche - nitrate-bearing rock or gravel of the sodium nitrate deposits of Chile and Peru
rock, stone - material consisting of the aggregate of minerals like those making up the Earth's crust; "that mountain is solid rock"; "stone is abundant in New England and there are many quarries"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
NTT has already assisted with initial introductions, enabling Sonoro to commence discussions regarding the development and financial structuring of its proposed Cerro Caliche heap leach pilot operation.
VANCOUVER, British Columbia, July 26, 2019 (GLOBE NEWSWIRE)--Sonoro Metals Corp., ("Sonoro" or the "Company") (TSXV: SMO) (OTCQB: SMOFF) announced today that it has filed National Instrument 43-101 technical report for its Cerro Caliche gold project on SEDAR at, and on the Company's website at
Caliche Development Partners, a Houston-based company focused on the development, construction, and operation of subsurface hydrocarbon storage assets and related pipelines in North America, has named Ronald Baker as its new partner and chief commercial officer.
"It's going to run as fast as I want it to run, and I'm going to be able to get as many loads out in the day as I can with that machine, even through caliche and the tough stuff."
In addition, current infrastructure includes 1,385 acres of owned surface rights, 21 saltwater disposal wells, 15 source water wells, five frac ponds and three caliche pits for road material and new locations.
En 1799, un visitador de minas registro en el interior de Tarapaca cinco paradas activas de produccion de caliche (5).
Do you want a little piece of scrawny pine board lying across that harsh caliche soil that reads, George Wallace -- He Hated?" It's a welcome, foundational approach to familiar history, a digging up of the social contract that we've left so long at the bottom of the shoebox, to reread the small type.
One of the guides, Jim Hakin, drove a couple of us out in the dark and dropped me off at the edge of a caliche quarry.
There was The Point, an old bridge made of caliche brick going east out of town toward the gulf.
"I didn't know this was going to be an issue," he said as he wound his 4x4 pickup through caliche roads flanked by thorn bushes and lazy-eyed steer.