Active gold placers include the Browns Gulch placer and the Confederate Gulch placer. Types of placer deposits include alluvium, eluvium, beach placers, and paleoplacers. Alluvial placers are those formed in river or stream sediments. There have been numerous state qualifiers, 10 state placers and one state champion. At this city the Spanish mined gold placers and silver. Initially, rich, easily discovered, surface and river placers were mined until about 1864. Watercourses often concentrate nuggets and finer gold in placers. Gold mining started in 1870 from placers southeast of Juneau. The southeastern Andes have well known gold placers on the Inambari River and its tributaries. Gold mining started in 1870 from placers southeast of Juneau, Alaska. The program has had numerous state placers and state champions. The gold was recovered from dry placers. Over 500,000 ounces of gold have been recovered from placers in the district. Some of the placers in the basin are exceptionally rich. The Lynx Creek placers went on to produce a recorded of gold.