Geography of French Guiana (widely scattered), cinnabar, kaolin, fish, [shrimp], rice, bananas. Arable land: 0%.<br> Permanent crops: 0%.<br> Permanent pastures: 0%.<br> Forests and woodland: 0%.<br> Other: 10% (1996 est.).<br> Irrigated land: 20 km² (1993 est.).<br> Natural hazards: high frequency of heavy showers and severe thunderstorms; flooding.<br> Environment - current issues: NA.<br> Geography - note: mostly an unsettled wilderness. Geography of French Guiana French Guiana is an overseas region of France, located on the northern coast of South America between Suriname and Brazil. See also the article on the geography of Suriname. Northern South America and part of Caribbean South America, bordering the North Atlantic
Geology of French Guiana the Paramaca series, which corresponds to a series of micaschists, aluminous paragneisses and black quartzites whose total thickness is about 1 km. The central granite massifs consist of granite plutons, granodiorites and quartz diorites dating from 2.05 to 2.15 billion years ago. The north of French Guiana corresponds to a synclinorium composed of the Paramaca series on which sandstone and fluviatile conglomerates lie unconformably. Shield rocks in Guyana are all dated between 1.6 and 2.5 billion years ago. The Quaternary lands are located in the northern part of Guyana, near the coast, unconformably on the Paleozoic lands. The coastal plains