
Hoggin is a compactable groundcover that is composed of a mixture of clay, gravel, and sand or granite dust that produces a buff-coloured bound surface. It is more commonly seen in the south of England and at National Trust for Places of Historic Interest or Natural Beauty properties. The material is aesthetically suited to older properties and is...
Found on
http://en.wikipedia.org/wiki/Hoggin

sifted gravel
Found on
http://phrontistery.info/h.html

Raw material won from a quarry for processing into sand and gravel.
Found on
http://www.encyclo.co.uk/visitor-contributions.php
No exact match found.