Quern-stone
（重定向自Quernstone）
![The upper stone of a Scottish hand quern from Dalgarven Mill, North Ayrshire](/Images/godic/202502/05/Quernupper3948.jpg")
![An ancient tool used to grind food item in Nepal](/Images/godic/202502/05/-Jato_An_ancient_tool_used_to_grind_food_item_in_Nepal.ogv3948.jpg")
![Revolving beehive quern-stones and [lower] a saddlestone on display at Cliffe Castle Museum, Keighley.](/Images/godic/202502/05/Cliffecastlemus_0163948.jpg")
![A stack of quern-stones for sale in a market in Haikou, Hainan, China. These quern-stones are only about 30 cm wide.](/Images/godic/202502/05/Quern-stones_in_China_small3948.jpg")
Quern-stones are stone tools for hand-grinding a wide variety of materials. They are used in pairs.The lower, stationary, stone is called a quern, while the upper mobile stone is called a handstone. They were first used in the Neolithic to grind cereals into flour.