Category details
Categoryboulder
SourceArt & Architecture Thesaurus
Overview
The largest rock fragment recognized by sedimentologists, a boulder is a detached rock mass larger than a cobble, having a diameter greater than 256 mm (10 in.).
Free museum entry for New Zealanders and people living in New Zealand
Open every day 10am-6pm
(except Christmas Day)
Free museum entry for New Zealanders and people living in New Zealand