DCHP-1 Online
black sand Placer Mining 
See 1897 quote.
- 1862 (1958) I got some drifters and started to wash. The black sand was hard to get out of the gold.
- 1897 Finally all that is left in the pan is whatever gold may have been in the dish and some black sand which almost invariably accompanies it. This black sand is nothing but pulverized magnetic iron ore.
- 1964 They jiggled and rolled their gold pan, sloshing the water from side to side, washing away the gravel. Soon nothing remained but black sand.
- 1862 (1958) I got some drifters and started to wash. The black sand was hard to get out of the gold.