Keywords

An igneous rock composed of at least 50% carbonate minerals (Bell, 1989).

<a name="__DdeLink__96360_475841427"/>Bell, K. (ed) (1989). Carbonatites, genesis and evolution. Unwin Hyman Ltd., London, 618 p.

Geological keywords, such as “granite”, “lake”.  The definitions are generally taken from the AGI Glossary of Geology.  Keywords with a geographic context (e.g. Cape Smith Fold Belt, Selwyn Basin, Grenville Province) are assigned to a separate category.