1. caliche

noun. nitrate-bearing rock or gravel of the sodium nitrate deposits of Chile and Peru.


  • rock


  • cleanness
  • improved

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2. caliche-topped

adjective. covered with caliche, a hard calcium-carbonate encrusted soil.


  • made-up

3. caliche

noun. crust or layer of hard subsoil encrusted with calcium-carbonate occurring in arid or semiarid regions.


  • soil
  • dirt


  • achromatic
  • bad person

Sentences with caliche

1. Noun, singular or mass
When planting a lemon tree, it may be necessary to drive a hole through the caliche with a pick axe or jackhammer.

2. Verb, non-3rd person singular present
This herbaceous perennial prefers sandy or caliche soils in either shady or sunny locations.

3. Verb, past participle
Not every dry climate has caliche, but conditions are right in the Sonoran Desert.

4. Verb, base form
Gypsum is calcium sulfate, and adding this calcium salt to caliche's calcium carbonate may make matters worse.