www.mineralman.com - Jasun always has great specimens and eBay auctions!

www.gemcrystals.com - Amazing gem crystals, pure eye candy!

www.theadamscollection.com - Worldwide minerals, with emphasis on North Carolina!

GBF Engineering, Inc. - This is where I work as a Design Project Engineer. 

www.mindat.org

www.webmineral.com

If you'd like to do a link exchange, please email your URL to josh@civilminerals.com. We'll check it out, and if it fits in we'll feature you in our site listing, and send a banner you can include on your site!