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Gemstone deposits USA https://gemologyonline.com/Forum/phpBB2/viewtopic.php?f=22&t=14740 |
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Author: | Kerensky [ Tue Oct 18, 2011 6:01 am ] |
Post subject: | Gemstone deposits USA |
Though the base information is now almost 20 years old, this seems a useful document to bookmark for those who want an overview of the situation. http://minerals.er.usgs.gov/minerals/pu ... tents.html in the USA. |
Author: | SteveH [ Mon Nov 25, 2013 4:44 pm ] |
Post subject: | Re: Gemstone deposits USA |
I've been looking for a site just like this. |
Author: | Barbra Voltaire, FGG [ Mon Nov 25, 2013 10:29 pm ] |
Post subject: | Re: Gemstone deposits USA |
a site like http://minerals.er.usgs.gov/minerals/pu ... tents.html or a site like GemologyOnline? |
Author: | danielle [ Thu Nov 28, 2013 6:07 am ] |
Post subject: | Re: Gemstone deposits USA |
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