Rockhound Locations in New Jersey

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Here at Rockhounding Maps, we give you access and information to the best dig sites for crystals and minerals in New Jersey.  On top of that, we’ve created a resource page to assist with answering all of your gem and mineral collecting questions.

We hope you enjoy your time on our site and come back often because we’re always adding new dig locations and crystal collecting updates. This is a great resource for anyone who loves rockhounding, from beginners to experts alike!

Rockhounding in New Jersey is a great way to discover the state’s diverse geology and fossilized wildlife. The number of potential collecting sites here makes it an excellent location for those interested not only in rocks, but also minerals that can be found within them!

We are here for any questions or concerns that might arise about your adventures in mineral collecting.

New Jersey Rockhound Locations

Are you an avid rockhound looking for the best spots to collect New Jersey’s finest gems and minerals? Then look no further. The best rockhound locations in New Jersey are Burlington County, Bergen County, Higbee Beach, and Franklin Furnace. You’ll find quartz, calcite, and amethyst in these locations, among many other minerals.

Have you ever dreamed of going on a rock-hounding adventure in New Jersey? There are quite a few locations to dig for crystals, gems, Amethyst, Garnet, Geodes, and Agate.  With its diverse landscape, New Jersey can be a perfect place for you to hunt for rocks!

Be polite wherever you explore. Always pack out what you packed in. Meaning if you stop for a snack while rockhounding at any site, clean up after yourself and pack your trash items back out with you.

Always do your research regarding laws and regulations, and don’t forget to ask for permission to access an area and collect specimens.

This article will discuss the top rockhound locations in New Jersey and the different types of rocks and minerals you can collect. Don’t forget to make it to the bottom of the page because we list out the best rock and mineral societies in the state. If you’re serious about collecting rocks then you’ll want to join one of these amazing clubs.

If you’re an active rock collector in New Jersey then send us an email about your favorite locations and we will feature you on the site and we might sponsor you as well. That’s right, we will pay you to go dig for rocks and minerals.

So, if you’re ready to embark on a rock-hounding journey, then grab your rock hammer, and let’s get started!


amethyst crystal


Dig For Gems

Location NameLongitude and LatitudeRocks and Gemstones
Hoboken40.750164, -74.038344Magnesite, Serpentine
Montville40.921995, -74.358675Serpentine
Mine Hill40.872944, -74.610580Apatite, Pyrite, Pyrrhotite
Hibernia40.944935, -74.492788Garnet
Nolands Point40.947967, -74.614426Prehnite
Morris County40.935992, -74.523195Diopside, Serpentine
Turkey Mountain40.939707, -74.375567Allanite, Amphibole, Augite, Chalcopyrite, Chondrodite, Coccolite crystals
Mount Hope40.937156, -74.540046Apatite, Pyrite, Pyrrhotite
Sulphur Hill Mine41.007162, -74.733356Willemite (fluorescent)


Burlington County offers a plethora of rockhounding opportunities. The county has a diverse range of marl and gravel deposits, especially near the Delaware River and its tributaries. The best spots for rockhounding in Burlington County are the Rancocas Creek, the Pine Barrens, and the Batsto River. 

  • Rancocas Creek has large deposits of Quartz and mica
  • Pine Barrens is home to Garnet and Beryl
  • Batsto River is an excellent spot for finding Quartz, mica, and other minerals

Bergen County is a treasure trove of geological wonders! Here you’ll find Agates, Amethyst, and Carnelian. 

Popular locations in the county include the Palisades Interstate Park. This area offers access to various basalt and diabase outcrops and exposures. The outcrops contain Agates, Amethyst crystals, and geodes. The Ramapo Mountains, which stretch from Bergen County into New York, are also ideal areas to collect Carnelian. 


Dig For Agate

Location NameLongitude and LatitudeRocks and Gemstones
Bergen County40.965352, -74.054168Agate, Amethyst, Carnelian, Chalcedony
Houdaille Quarry40.710012, -74.334787Agate, Prehnite, Amethyst
Bergen Hill by Hudson River40.710794, -74.054281Banded Agate, Calcite crystals, Epidote, Galena, Malachite, Opal, Quartz crystals, Siderite
Snake Hill40.758144, -74.089279Banded Agate, Amethyst, Calcite crystals, Epidote
Bayonne to Edgewater40.663434, -74.109933Banded Agate, Albite, Amethyst, Calcite crystals, Galena, Quartz crystals
Hoboken area40.750164, -74.038344Agate, Amethyst, Opal (common, fire)
The Palisades40.950041, -73.920221Banded Agate
Warren Township40.629779, -74.531164Moss Agate, Banded Agate, Jasper, Chalcedony, Petrified wood
Haledon40.936539, -74.194281Agate, Datolite crystals, Pyrolusite, Goethite
Prospect Park Quarry40.940394, -74.174820Banded Agate, Chalcedony, Opal
Pompton Lakes41.005397, -74.307109Banded Agate
Washington Crossing State Park40.309345, -74.864206Jasper
Bound Brook40.589000, -74.567814Agate, Calcite, Quartz crystals, Cuprite, Malachite, Tourmaline
Kingston, Trap Rock Quarry40.397123, -74.609455Agate, Quartz crystals
Somerville40.584732, -74.567161Agate, Quartz crystals, Serpentine
Burlington County40.065041, -74.935436Jasper, Agate
Camden County39.956084, -75.103247Jasper, Agate


Higbee Beach is an excellent rockhounding location in New Jersey. Located in Cape May, the beach is home to unique Quartz crystals famously known as the ‘Cape May Diamonds’. These Quartz crystals have weathered out of the Appalachian Mountains and traveled down the Delaware River before washing up on the shore.

These sparkling gems can range in size from tiny pebbles to large stones. You’ll find them around the beach’s sand and rocky shoreline. In addition to the Quartz crystals, visitors may also find a variety of other gems and minerals, including Garnets, mica, and Diopside. So, bring a bucket or bag to collect your finds!


chrome green diopside specimen


Dig For Crystals

Location NameLongitude and LatitudeRocks and Gemstones
Ocean County39.748826, -74.105874Quartz crystals, Cape May Diamonds
Long Branch40.304727, -73.977186Quartz crystals
Manasquan40.112724, -74.031794Quartz crystals, Cape May Diamonds, Fossils, Petrified wood
Shark River40.200231, -74.072770Amber
Crosswick’s Creek40.166619, -74.670640Amber
Burlington, Riverside, Riverton40.039558, -74.977633Amber
Vincentown39.933535, -74.756272Amber
Mullica Hill39.733109, -75.220161Amber, Fossils
Sayreville40.438690, -74.329792Marcasite, Pyrite crystals, Petrified wood
Rock Hill Quarry40.396913, -74.616812Albite, Chalcocite, Chrysocolla, Galena, Goethite, Malachite, Tourmaline
Oxford Furnace mining dumps40.793830, -75.012146Magnetite
Phillipsburg40.647258, -75.190007Serpentine, Soapstone
Clinton40.633097, -74.951489Braunite
Lambertville40.323586, -74.911960Axinite crystals, Tourmaline


Franklin Furnace has unique geological formations. These formations make it an ideal location for both amateur and experienced rockhounds. The area is located in Sussex County and is famous for its Fluorite, Serpentine, and Magnetite specimens. You’ll also find a variety of Quartz, Calcite, and Dolomite crystals. 

Franklin Furnace is also home to rarer minerals such as Willemite, Zincite, and Andradite. The rare minerals make it an excellent spot for rockhounding in New Jersey.


Dig For Geodes

Location NameLongitude and LatitudeRocks and Gemstones
Barnardsville area quarries40.709549, -74.573952Geodes, Quartz
Bergen County40.965352, -74.054168Geodes, Carnelian, Chalcedony


Where Can I Go Rockhounding in NJ?

You can go rockhounding in Burlington County, Bergen County, Higbee Beach, and Franklin Furnace in NJ. You’ll find Quartz, mica, Garnet, and Beryl at Burlington County. Bergen County offers Agates, Amethyst, and Carnelian, while Higbee Beach gives you the ‘Cape May Diamonds’. Finally, you’ll get Quartz, Calcite, and Dolomite crystals in Franklin Furnace. 


Where Can I Find Amethyst in NJ?

You can dig and collect Amethyst crystals in Bergen County, NJ. For a unique experience, you can even take a guided mining tour and try digging for Amethyst yourself.


carnelian cabochons

Rock And Mineral Societies

Rock and mineral societies and clubs are a great way to learn more about rocks and minerals. They also allow rockhounds to connect with like-minded individuals. Here are four societies and clubs you can join in New Jersey. 


Cape-Atlantic Rockhounds Club

The Cape-Atlantic Rockhounds Club is a local rock and mineral society in Atlantic City, New Jersey. The club allows members to learn more about these fascinating geological materials. Members can attend monthly meetings and take part in field trips to collect specimens from local sites. 

For those looking to learn more about the science of geology, the club offers classes and workshops on various topics. These topics range from mineral identification to rock tumbling.


Delaware Valley Earth Science Society (DVESS)

DVESS is a non-profit organization based in New Jersey that promotes studying, appreciating, and conservating rocks, minerals, and fossils. The Society’s members are passionate about the earth sciences. The Society host regular events like lectures, field trips, and workshops.

DVESS is an excellent way for those in New Jersey to connect with other rock and mineral enthusiasts and get involved in the local geology community. The membership fees are as follows:

  • Regular membership rate of $20 per year and an extra $5, adding family members
  • Senior annual membership rate of $10 and an extra $5 for family members


Franklin-Ogdensburg Mineralogical Society

The Franklin-Ogdensburg Mineralogical Society is a group of dedicated rock and mineral enthusiasts. Members participate in field trips, mineral shows, and educational programs and activities. 

The Society offers various resources for those interested in learning more about rocks and minerals. The Society also hosts an annual show and sale, where members can buy, sell, and trade rocks, minerals, and fossils. You can join the club by paying a yearly fee of $40 for an individual and $50 for a family membership.


Friends of Mineralogy NJ Chapter

Friends of Mineralogy NJ Chapter is a group of mineral enthusiasts who aim to protect, support and promote the mineral collection. They have monthly meetings where they discuss different topics related to:

  • Mineralogy
  • Geology 
  • Lapidary
  • Paleontology 

The group also hosts shows and events where they can share their knowledge and passion for minerals with others. Whether a novice or a seasoned collector, you’ll find something to enjoy in this group.

You can join by paying an annual membership fee of $20 for individuals and $30 for families.