The twelve-angled stone is an
archeological
Archaeology or archeology is the scientific study of human activity through the recovery and analysis of material culture. The archaeological record consists of artifacts, architecture, biofacts or ecofacts, sites, and cultural landscapes ...
artifact in
Cuzco
Cusco, often spelled Cuzco (; qu, Qusqu ()), is a city in Southeastern Peru near the Urubamba Valley of the Andes mountain range. It is the capital of the Cusco Region and of the Cusco Province. The city is the seventh most populous in Peru; ...
,
Peru
, image_flag = Flag of Peru.svg
, image_coat = Escudo nacional del Perú.svg
, other_symbol = Great Seal of the State
, other_symbol_type = Seal (emblem), National seal
, national_motto = "Fi ...
. It was part of a stone wall of an
Inca
The Inca Empire (also known as the Incan Empire and the Inka Empire), called ''Tawantinsuyu'' by its subjects, ( Quechua for the "Realm of the Four Parts", "four parts together" ) was the largest empire in pre-Columbian America. The admi ...
palace, and is considered to be a national heritage object. The stone is currently part of a wall in the palace of the
Archbishop of Cuzco.
Characteristics

The twelve-angled stone is composed of a formation of
diorite
Diorite ( ) is an intrusive igneous rock formed by the slow cooling underground of magma (molten rock) that has a moderate content of silica and a relatively low content of alkali metals. It is intermediate in composition between low-sil ...
rocks
and is recognized by its fine finishing and twelve-angled border, an example of perfectionist Incan architecture. The block is categorized as
Cultural Heritage of the Nation of Peru and is located in the city of Cuzco, 1105 km from Lima. The stone is a great example of Inca knowledge in the evolution of construction. There are other stones with the same vertices but the twelve-angled stone is the most famous.
As an example of the Incas' advanced stonework, the stone is a popular tourist attraction in Cuzco and a site of pride for many locals. The perfectly cut stone is part of a wall known as the Hatun Rumiyoc, which makes up the outside of the Archbishop's palace.
See also
*
Inca architecture
Inca architecture is the most significant pre-Columbian architecture in South America. The Incas inherited an architectural legacy from Tiwanaku, founded in the 2nd century B.C.E. in present-day Bolivia. A core characteristic of the architectura ...
*
Inca civilization
The Incas were most notable for establishing the Inca Empire in Pre-Columbian America, which was centered in modern day South America in Peru and Chile. It was about 2,500 miles from the northern to southern tip. The civilization lasted from 1 ...
References
{{coord, 13.5161, S, 71.9764, W, source:wikidata, display=title
Ruins in Peru
Inca
Archaeological sites in Peru
Archaeological sites in Cusco Region
Tourist attractions in Cusco Region
Stones