Urban fossils of Ottawa

Rideau Hall (Canada’s Governor General residence)

Location: outer façade
Rock: limestone
Age: unknown
Fossils: bivalves, crinoids, gastropods and other small skeletal fragments

Information and photographs: Quentin Gall. Dept. of Earth Sciences, University of Ottawa
More information: A Walking Guide - Ottawa’s Building and Monument Stones

Stacks Image 293
Stacks Image 7202

Detail of bioclastic limestone with bivalve, crinoids and lime mud (micrite) intraclasts

Stacks Image 6925

Detail showing bivalves, crinoids and gastropod fragments