a deposit of sand or gravel in the bed of a river or lake, …

Twetch · January 21, 2020

a deposit of sand or gravel in the bed of a river or lake, containing particles of valuable minerals.

https://twetch.app/t/bef7075c623d850a337d68b3c0142d7821c7fbe3db3d394c2f61861991fcdf87

Replies

Twetch · January 21, 2020

<https://youtu.be/6hfYhTRBC0w>
https://twetch.app/t/f84f44a46763dc7f55ecb4af606ba94eecd5ea3598b8e232bba8758371d819f3