Natural sharpening stone that is mined from the Letter Island of the grinding wheel (Ladakono) Island,. Structure is a pure microcrystalline quartz, the period of up to 18 century and the early 20th century, it had been sought in the world after the milling and polishing capacity so that much better. White stone remains mined have been sold. If you ladakono, a few months, you want to use as the sinking of the oil up from a few hours. This can be used in water that does not contain a sufficiently above steps Dimensions: 10.5 × 5.3 × 2.5 (cm) - 4,4 x 2,12 x 1 inch Weight : 600gr
