| 41. | Beneath the caliche layer lies fluvial deposits called the Ogallala Formation, which contains a portion of the vast Ogallala Aquifer.
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| 42. | Chile had been a major ( and almost unique ) producer of natural deposits such as sodium nitrate ( caliche ).
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| 43. | Chemical weathering proceeds more slowly than in grasslands and beneath the caliche layer may be a layer of gypsum and halite.
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| 44. | Plant roots take up water through transpiration, and leave behind the dissolved calcium carbonate, which precipitates to form caliche.
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| 45. | Caliche recalls that the Flaco, according to his mother, was very lonely in London walking barefoot through the snow.
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| 46. | A popular day hike on San Miguel is to the caliche forest, which features mineral deposits of sand that stand upright.
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| 47. | Soquimich is currently the only company in the world to make nitrates for fertilizers and industrial chemicals from deposits known as caliche.
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| 48. | "Casa Grande " is Italian and caliche, and has managed to survive the extreme weather conditions for about seven centuries.
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| 49. | The caliche was then mixed with sand, lime made from nearby limestone deposits, and organic materials like straw or horsehair.
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| 50. | This drought-and heat-tolerant species grows in many types of substrate, including caliche, limestone, and gypsum.
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