GEOLOGICAL SURVEYS-INSTITUTIONS-SOCIETIES

AGMB - Luxembourg association of rockhounds, mineral and fossil hunters

BDG-Berufsverband deutscher Geowissenschaftler  e.V. (Trade Association of German Geoscientists)

Canadian Geological Survey

Directory of Geoscience Organizations of the World

Geological Surveys and Related Institutions (Regierungspräsidium Freiburg (in German))

Gemology World

Geodienst Dr. Dillmann - Geo Service

Geo Nord

Geraer Mineralien- und Fossilienfreunde e.V.  - Gera mineral and fossil hunters

Grubenarchaeologische Gesellschaft - Mining heritage and archaeological society

US Geological Survey Minerals Information

VFMG Weiden  - Association of lapidary and mineral collectors – Section Weiden/ Upper Palatinate

VFMG Wuppertal - Association of lapidary and mineral collectors – Section Berg-Mark

Virtual Geomorphology

World Mining Overview

DMG