caliche
English Dictionary
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caliche Definition
(n)
crust
or
layer
of
hard
subsoil
encrusted
with
calcium
-
carbonate
occurring
in
arid
or
semiarid
regions
(n)
nitrate
-
bearing
rock
or
gravel
of
the
sodium
nitrate
deposits
of
Chile
and
Peru
caliche Synonyms
caliche
hardpan
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