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calpCALP, n. A subspecies of carbonate of lime, of a bluish black, gray or grayish blue, but its streak is white, called also argillo-fer-ruginous limestone. It is intermediate between compact limestone and marl. |
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calpCALP, n. A subspecies of carbonate of lime, of a bluish black, gray or grayish blue, but its streak is white, called also argillo-fer-ruginous limestone. It is intermediate between compact limestone and marl. |