Brazilians in French Guiana Brazilians in French Guiana Nearly half of all Brazilians in France live in the overseas region of French Guiana, including many who have crossed the 730 km border illegally. While Brazilian citizens may travel to Metropolitan France without a visa, they do need a visa to enter French Guiana. As is the case in neighbouring Guyana and Suriname, many Brazilian migrants are gold miners. As of 2012, there are about 70,000 Brazilians in French Guiana. French Guiana continues to be a popular destination for illegal miners from neighbouring Brazil for three reasons: the price of gold has dramatically increased created
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