This stone was extracted from the Ohira mine, in the Aichi prefecture of Japan. Since it's a natural stone, color and size may vary, and the size of the grains is also harder to determine. This stone is classified as '''medium'', so it would be a mid-range size grain, making it a good multifunctional tool.
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|Country of origin||Japan|
|Size||±209,55mm X 78,74mm X 38,1mm|