A stonemason's hammer, also known as a brick hammer, has one flat traditional face and a short or long chisel-shaped blade. It can thus be used to chip off edges or small pieces of stone, cut brick or a

concrete masonry unit A concrete block, also known as a cinder block in North American English, breeze block in British English, or concrete masonry unit (CMU), or by various other terms, is a standard-size rectangular block used in building construction. The ...

, without using a separate

chisel A chisel is a hand tool with a characteristic Wedge, wedge-shaped cutting edge on the end of its blade. A chisel is useful for carving or cutting a hard material such as woodworking, wood, lapidary, stone, or metalworking, metal. Using a chi ...

. The chisel blade can also be used to rapidly cut

brick A brick is a type of construction material used to build walls, pavements and other elements in masonry construction. Properly, the term ''brick'' denotes a unit primarily composed of clay. But is now also used informally to denote building un ...

s or

cinder block A concrete block, also known as a cinder block in North American English, breeze block in British English, or concrete masonry unit (CMU), or by #Naming, various other terms, is a standard-size rectangular block used in building constructio ...

s. This type of hammer is also used by

geologist A geologist is a scientist who studies the structure, composition, and History of Earth, history of Earth. Geologists incorporate techniques from physics, chemistry, biology, mathematics, and geography to perform research in the Field research, ...

s when collecting rock and

mineral In geology and mineralogy, a mineral or mineral species is, broadly speaking, a solid substance with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form.John P. Rafferty, ed. (2011): Mi ...

samples and is one of several types of geologist's hammer.

References

Hammers Stonemasonry tools {{Tool-stub