Rockhounding in New Jersey Pine Barrens, New Jersey, USA — Field Guide | Geo-Gem
Home to world-famous Franklin fluorescent minerals. Common finds: Bog Iron, Amber, Glauconite, Fossils, Magnetite, Franklinite.
Explore Geo-Gem
- AI Rock & Mineral Identification — snap a photo and get an instant AI-powered ID
- Community Discoveries — browse finds from rockhounds around the world
- Field Guide — regional guides to rocks, minerals, and geology
- Rock & Mineral Database — comprehensive identification reference
- Marketplace — buy and sell specimens with verified collectors
- Rockhound Groups — join local clubs and online communities
- Events & Field Trips — upcoming geology events near you
- Leaderboard — top contributors in the community