- Dirty Rockhounds - Features a discussion forum, and lists gemstones and collecting sites by State. Also has instructions for the beginning collector and gold panner.
- The Rock Picks Project - Offers maps of rock collecting locations around the United States and Canada. Has viewer input capabilities, photos, videos, forums, and links.
- Geology Adventures - Founded in 1983. Book rockhounding field trips for clubs and organizations.
- Blue Hollow Sapphire Mine - Located near Sapphire in Central Queensland, Australia. Learn about sapphires, how and where to go fossicking for them when you visit Central Queensland.
- Kreigh's Web Resources - A large collection of links and original information for Rockhounds about geology, minerals, fossils, lapidary, rock clubs, and other related subjects. Many dealer sites have also been included.
- Marco's Italian Minerals - Private collection, trade lists, research; and exchange experiences with other rockhounds. Only site that trades exclusively in Italian, or alpine minerals.
- Minerals, Specimens and Crystals - Online link direct to the mines and lapidary shops for mineral specimens and crystals, display specimens, unique decorator and collector pieces.
- Idaho Rockhounding Adventures - A Idaho and Oregon rock hound site dedicated to the collection of rocks and minerals. Featuring field trip reports and dig location.
- Nikolay Gospodinov Collection - Bilingual Russian and English language site with photos and information on the mineral and fossil collection of Nikolay Gospodinov.
- Rockhounding Arkansas - An authoritative and comprehensive guide to Arkansas geology, mineral, and rock collecting sites. Written by the well known geologist Mike Howard.
- Cape Cod Rocks - Pictorial museum, exhibiting gems, fossils, rocks, and mineral specimens.
- How to Become a Rockhound - Step by step instructions and tips for the prospective and beginning rockhound.
- Virgin Valley Opals - Includes collection sites, geology and history of the area.
- Rockhounds Information Page - Link list and information about the rockhounds mailing list.
- MinMax - Searchable, interactive database of minerals, localities and other rockhounding information.
- Bobs Rock Shop - Ezine for mineral collectors, rockhounds and lapidary hobbyists. Includes forum board, bulletin board, details about Tucson events, and list of US clubs.
- RockHound Blog - A blog designed to help rockhound enthusiasts connect, swap information, and chat. Features many categories and archives.
- Yurila's Oregon Thundereggs - A gallery of Yurila's thundereggs and directions to the collecting locations.
- Rock Picture of the Week - Shows a new rock, mineral, or fossil related picture each week. Contains a picture archive, rock hunting areas, a mineral field test, and links.
- Santa Rosa Mineral and Gem Society - Located in Windsor, California. Information on field trips, how to join, and the GEM-N-I newsletter.