Grindstone Butte is a

summit A summit is a point on a surface that is higher in elevation than all points immediately adjacent to it. The topography, topographic terms acme, apex, peak (mountain peak), and zenith are synonymous. The term (mountain top) is generally used ...

Haakon County, South Dakota Haakon County is a County (United States), county in the U.S. state of South Dakota. As of the 2020 United States census, 2020 census, the population was 1,872. Its county seat is Philip, South Dakota, Philip. History The county was created in ...

, in the United States. With an elevation of , Grindstone Butte is the 417th highest summit in the state of South Dakota. Grindstone Butte's name comes from the Native Americans of the area, who collected their

grindstone A grindstone, also known as grinding stone, is a sharpening stone used for grinding or sharpening ferrous tools, used since ancient times. Tools are sharpened by the stone's abrasive qualities that remove material from the tool through friction ...

s from this summit.

References

Landforms of Haakon County, South Dakota Mountains of South Dakota {{SouthDakota-geo-stub