Category
page 1Stone objects
gemstone
thumb|upright=1.1|Group of precious and semiprecious stones—both uncut and faceted—including (clockwise from top left) diamond, uncut synthetic [[sapphire, ruby, uncut emerald, and amethyst crystal cluster.]]

millstone
upright|thumb|The basic anatomy of a millstone. This is a runner stone; a bedstone would not have the "Spanish Cross" into which the supporting millrind fits.
hand axe
stone tool
Aztec sun stone
16th century Mexica sculpture

quern-stone
thumb|Disc quern made of basalt stone
thumb|Nepali women using quern-stones to grind grains

cornerstone
thumb|250px|A ceremonial cornerstone from 1907, at the side of a building in Lasówka, Poland
A cornerstone (or foundation stone or setting stone) is the first stone set in the construction of a masonry foundation. All other stones will be set in reference to this stone, thus determining the position of the entire structure.
stone tool
any tool, partially or entirely, made out of stone
Karatepe Bilingual
bilingual inscription on stone slabs
Petrosphere
spherical man-made object of any size that is composed of stone
Kafkania pebble
Alleged archaeological artifact
mano
hand-held stone tool used with a metate or quern to process or grind food by hand