This rockhounding page no longer exists but a partial copy was captured by the Internet Archive in March 2013. Most images and map links are no longer valid but you can get some tips on a few rockhounding sites.
If a man do not give a dowry to his daughter by a concubine, and no husband; if then her father die, her brother shall give her a dowry according to her father’s wealth and secure a husband for her.
https://web.archive.org/web/20130303011723/http://cash-and-treasures-wiki.travelchannel.com:80/page/More+Sites+in+Washington