It should come as no surprise that a coral of such remarkable writing capacity is often used for marking by merchants in the Near East─the region from which it hails. Indeed, such is its utility that it has come to be considered a tool of the trade.
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A white shade of coral harvested from the Near East. A group of sailors departing Yedlihmad once sneakily pocketed fragments of the reef to use as writing implements for a sudden voyage, and discovered how remarkable it was in the process. The chalk made from this coral soon took the world by storm.