Polyphant first recorded as Polefant ca. 1170, is a village in east Cornwall

Cornwall

Cornwall is a unitary authority and ceremonial county of England, within the United Kingdom. It is bordered to the north and west by the Celtic Sea, to the south by the English Channel, and to the east by the county of Devon, over the River Tamar. Cornwall has a population of , and covers an area of...

, United Kingdom

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

. It is situated to the north of the civil parish of Lewannick

Lewannick

Lewannick is a civil parish and village in Cornwall, United Kingdom. The village is situated approximately five miles southwest of Launceston. The civil parish has a population of 884....

, five miles (8 km) west of the town of Launceston near the convergence of the River Inny and Penpont Water.

The disused quarries to the north of the village, designated Polyphant SSSI (Site of Special Scientific Interest

Site of Special Scientific Interest

A Site of Special Scientific Interest is a conservation designation denoting a protected area in the United Kingdom. SSSIs are the basic building block of site-based nature conservation legislation and most other legal nature/geological conservation designations in Great Britain are based upon...

) in 1994, were the source of an ornamental building stone, a variety of elvan

Elvan

Elvan is a name used in Cornwall and Devon for the native varieties of quartz-porphyry. They are dispersed irregularly in the Upper Devonian series of rocks and some of them make very fine building stones...

.