Authorities say they're boosting efforts to crack down on illegal gold mining in West Sumatra province, after having declared the practice over in 2014. The illegal mines are scattered ...

Throughout 2021, at least 6,968 hectares of forest were found in West Sumatra damaged by illegal gold mining. The biggest damage occurred to the forest in South Solok Regency, which covered an area of 2,559 hectares. Most illegal gold mines are in …

The first documented mining activity was the reopening of the ancient silver-rich Salida gold mine in West Sumatra in 1669 by the VOC (Vereenigde Oost-Indische Compagnie), a Dutch trading company...

The first documented mining activity was the reopening of the ancient silver-rich Salida gold mine in West Sumatra in 1669 by the VOC (Vereenigde Oost-Indische Compagnie), a Dutch trading company that for two centuries monopolized trade between Europe and Asia.

Salida, West Sumatra Province, Indonesia : Gold deposits worked from the 1700s. ... Mining Companies Statistics Users Mineral Museums Mineral Shows & Events The Mindat Directory Device ... Kieft, C. & Oen, I. S. (1973): Ore minerals in the telluride- bearing gold- silver ores of Salida, Indonesia, with special reference to the distribution of ...

Le récit de voyage de Johann Wilhelm Vogel, bien que publié deux fois (1704 et 1716), est l'un des moins connus de ceux laissés par les employés allemands qui, au XVIIe s., furent au service de la VOC. L'histoire des expériences de Vogel dans les mines d'or de Sumatra Ouest, de 1678 à 1687, ainsi que de son séjour à Batavia, mérite d'être lue.

Perhaps Salida's greatest contribution to the mining of gold, silver, lead and zinc in central Colorado was its smelters. When ore is extracted from the earth, it is locked in the hard rock that surrounds it. Through a series of applications of heat and chemicals, the precious metal is …

- The joint systems iTl the viciTlity of the Salida Mine (West Coast of Sumatra). By H. T ERP STRA ... at the meeting of June 25, 1932). Between the rivers A. Tambang and A. Doeri in the vicinity of the Salida mine reddish brown s i I i c i 0 II S s I a t e s occur in two ... which sometimes turned out to contain gold.

Padang, W Sumatra (ANTARA) - The West Sumatra police have arrested 20 persons suspected of mining gold illegally at two sites in Sijunjung District, West Sumatra Province, amid a central government push to enforce a law against illegal mining.

The first documented mining activity is the re-opening of the ancient silver-rich Salido gold mine in West Sumatra in 1669 by the VOC, a Dutch trading company that for two centuries...