16 Gemstones in Idaho: Where To Find Them and How To Use Them

  1. All You Need to Know When Rockhounding in Idaho
  2. Best Idaho Rockhounding Location
  3. Top 16 Gemstones in Idaho
  4. How To Do Rockhounding in Idaho?
  5. FAQs

Ever wondered about the glittering world of Idaho gems? Curious about a gem mining adventure in the beautiful landscapes of Idaho? 

Have you ever heard of the “Gem State?” Yes, Idaho is known as the “Gem State” for a good reason. This state is a gem lover’s dream because its geology is varied and has many mineral sources.

Idaho is home to a wide variety of hidden treasures, from dazzling Opals to rare Star Garnets. Envision yourself sifting among gravels in search of Almandine Garnets or appreciating the brilliant colors of Fluorite in Empire Mine, one of Idaho’s public gem mines. 

So, if you’re ready to go rock hunting in the Gem State, keep reading. This article is your key to the secrets of Idaho gems. It will help you connect with the beauty of the Earth’s hidden treasures.

All You Need to Know When Rockhounding in Idaho

graphic table about state symbol of Idaho

Idaho is often called the “Gem State,” and it has a long history of “gem mining in Idaho.” Native tribes have treasured these valuable stones for hundreds of years, and early settlers quickly understood the state’s importance in gemology. 

The search for gems in Idaho led to the finding of many minerals, which interested both fans and scientists. Over time, public gem mines opened up in Idaho, allowing people to go rock hunting and find secret treasures in the state’s rough terrain.

The state is home to a variety of terrains, including mountains, valleys, forests, and lakes. As you traverse these terrains, watch for the rich wildlife that calls Idaho home, from majestic elk to soaring eagles.

Gem hunting is prevalent in the spring and fall, when the weather is nice and warm and makes it easy to enjoy being outside. Summer’s longer daylight hours make it a great time to go on longer trips to well-known places to look for rocks. 

Even though winter is colder, it has a special charm when the scenery is covered in a calm blanket of snow. This makes for a beautiful setting for your rock-hunting trip.

Respect the natural habitats you encounter, leaving no trace of your presence. Follow the guidelines set by the forest service and public gem mines in Idaho to ensure the preservation of these areas for future generations. 

Best Idaho Rockhounding Location

graphic table about top 15 best rockhounding locations in Idaho

Rockhounding enthusiasts need to know that the availability of specific crystals and gemstones at the locations can vary based on numerous factors, including geological changes, mining activities, and land ownership shifts. 

By visiting the Official Idaho Rockhounding Website, readers can be equipped with the most up-to-date and accurate information, ensuring a safe and rewarding experience.

Top 16 Gemstones in Idaho

Idaho, often called the “Gem State,” is a treasure trove for rockhounding enthusiasts. Its diverse geology and rich mineral deposits offer a unique opportunity for both amateurs and professionals to discover a myriad of gemstones. 

From the vast stretches of its national forests to public gem mines, Idaho promises a rewarding gem-hunting experience.


pink lace agate on white background

With its mesmerizing bands and spectrum of colors, Agate stands out as one of the iconic “Idaho gems.” Two of the 15 Top Best Rockhounding Spots in Idaho — Lewiston and Homedale — are prime locations with abundant Agates. 

These regions, especially around the national forest areas, are renowned rockhounding sites where enthusiasts often stumble upon these beautiful stones. 

When gem hunting in Idaho for Agates, it’s essential to be equipped with a sturdy pick, shovel, and a bucket. Wearing gloves can also be beneficial to protect your hands. 

A keen eye is crucial as Agates are often overlooked due to their rough outer appearance. Once cracked open, however, they reveal their intricate patterns. 

You might encounter scenic Agates in Idaho, particularly prized for the picturesque landscapes they depict within the stone. 

On the metaphysical front, Agates are believed to be stones of protection, balance, and strength. They are said to enhance mental function and improve concentration.

Almandine Garnet

almandine garnet on white background

The deep-red allure of the Almandine Garnet is hard to resist for anyone delving into gem mining in Idaho. The Emerald Creek area, highlighted in Idaho’s 15 Top Best Rockhounding Spots, is a hotspot for these Garnets. 

This location is extraordinary as it’s one of the public gem mines in Idaho, allowing enthusiasts to sieve through gravels searching for this gem. When hunting for Almandine Garnets, patience is key. 

Equipping yourself with a set of sieves, a shovel, and a bucket is essential. It’s also advisable to wear protective gloves and eyewear to avoid any accidental injuries.  

Garnets in Idaho cover varieties in the mentioned locations. You should be on the lookout for the deep-colored, often rounded stones.

Metaphysically, Almandine Garnets are believed to invigorate the wearer. They are associated with boosting energy, promoting self-confidence, and revitalizing feelings of love and compassion.

Amethyst Thundereggs

polished amethyst on white background

Amethyst, in general, is known for its stunning purple hue, ranging from light lavender to a deep royal purple. Unlike the typical Amethyst geodes, thundereggs have a rough, spherical exterior that hides the beautiful amethyst crystals. 

These geological wonders are formed when silica-rich solutions fill gas bubbles in volcanic rocks, eventually crystallizing over time.

Hog Creek stands out as a prime location for discovering Amethyst Thundereggs. Located just a “few miles south” of the vast stretches of Idaho’s national forest, this rockhounding site is a haven for enthusiasts.

When gem hunting in Idaho for these stones, it’s important to have a strong pick, shovel, and bucket. Because thundereggs have a rough outside, a rock hammer and chisel can help break them open to get to the Amethyst inside. 

It’s important to walk carefully so you don’t hurt the fragile crystals inside the geode. Gem mining in Idaho is often helped by the Forest Service, especially in places close to public gem mines in Idaho.

Amethyst is often called a “Stone of Spirituality and Contentment.” It’s believed to enhance cognitive perception and accelerate the development of intuitive and psychic abilities. Many also believe that Amethyst calms the mind, aiding meditation and sleep.


Blue Chalcedony crystal on a white background

Chalcedony, a form of silica, is a captivating gemstone, known for its waxy luster and translucent appearance. This Idaho gem can exhibit a variety of colors, though it’s often found in shades of white, blue, or gray. 

In Idaho, this specific gemstone can be found in areas around the North Fork Clearwater River and is particularly notable for its Chalcedony deposits and other rocks and minerals. 

When gem hunting in Idaho for Chalcedony, it’s essential to be equipped with a rock hammer, a chisel, and a sturdy bag or bucket to collect your finds. 

The forest service and public gem mines in Idaho often provide guidelines on the best practices for extraction. Given its translucent nature, holding potential specimens up to the light can often help identify genuine Chalcedony. 

Metaphysically, Chalcedony is believed to bring calm and peace, promoting harmony and enhancing communication.


A Chert crystal on a white background. Source: Flickr | James St. John
Source: Flickr | James St. John

Chert, a fine-grained sedimentary rock, is another fascinating Idaho gem. Often mistaken for flint, Chert can be found in various colors, from red to green to brown. Lewiston, Idaho, is a prime location for Chert, especially given its proximity to the national forest. 

When you go gem mining in Idaho for Chert, you need a rock hammer, a chisel, and safety glasses.  

Idaho’s rockhounding sites offer many opportunities for enthusiasts to discover this unique stone.  Chert is often found in nodules, so looking for rocks with strange shapes is a good place to start.

Chert, much like Flint, is considered a protective stone with spiritual properties and benefits. Wearing it is believed to protect the person from negative energy and give them more power and resilience.


A Corundum crystal on a white background

Corundum, a crystalline form of aluminum oxide, is renowned for its hardness, second only to Diamonds. This Idaho gem can be found in various colors, with the red variety known as Ruby and the Blue as Sapphire. 

In the 15 Top Best Rockhounding Spots in Idaho, areas like Ruby Meadows and the Mouth of Grouse Creek are highlighted as prime locations for Corundum. 

When gem hunting in Idaho for Corundum, it’s essential to have a rock hammer, a chisel, and a sturdy bag or bucket. Given its hardness, Corundum often appears as hexagonal prisms or tabular crystals. 

Its energy helps people get better at analyzing things, which makes it easier and smarter to make decisions. Corundum is also said to clear the mind of clutter, making it easier to think clearly.


epidote on white background

Epidote, a calcium aluminum iron sorosilicate mineral, is known for its pistachio-green color. This Idaho gem can be found in the Seven Devils mining district.

When gem hunting in Idaho for Epidote, a rock hammer, chisel, and protective eyewear are essential tools. The crystal often appears in prismatic and elongated forms, making it relatively easy to identify among other rocks and minerals.

Regarding spiritual powers, Epidote is often praised for its ability to change things. It heightens a person’s feelings, making them more perceptive and intuitive. This lets people see past what’s on the surface and see trends and deeper truths.

Another benefit of Epidotel is it can make room for optimism by creating a place where growth and good change can thrive. During times of change, many people turn to this stone for direction and help to get through life’s challenges.

Fire Opal

Fire opal on white background

Fire Opal, a sub-variety of Opal, is known for its vibrant orange, red, and yellow hues. Spencer, Idaho, is an ideal location for mining Opal. Watch out for Harlequin Opal, too. 

It is necessary to have a pick, a shovel, and a bucket whenever one goes gem mining in Idaho in search of Fire Opal. This is because the mining process requires a lot of digging. Opals are fragile, so it is essential to dig carefully not to fracture the gem. 

On a metaphysical level, it is claimed that Fire Opal can improve personal power and help one awaken their inner fire. As a result of its associations with ardor, love, and metamorphosis, many people interested in gems consider it to be their favorite.


Purple fluorite crystal on a white background

Fluorite, a vibrant and colorful mineral, is known for its stunning hues ranging from purples and blues to greens and yellows. The Empire Mine area is a prime location for discovering this captivating gem. 

When gem hunting in Idaho for Fluorite, it’s essential to be equipped with a rock hammer, chisel, and a sturdy bag or bucket. Given its translucent nature, holding potential specimens up to the light can often help identify genuine Fluorite. 

Rockhounding sites in Idaho offer enthusiasts a chance to find this Idaho gem in its natural habitat. On the metaphysical front, Fluorite is believed to enhance mental clarity and decision-making. It acts as a protective stone, warding off negative energies.

For those affirming or wearing Fluorite, it brings peace, balance, and grounding, making it a favorite among many gem enthusiasts.


A raw garnet on a white background

Garnet, a gemstone known for its deep red hue and brilliance, represents Idaho gems. East Fork Emerald Creek and the Seven Devils mining district are prime locations for Garnet, especially the unique Star Garnet variety.

A set of sieves, a shovel, and a bucket are all important tools for gem mining in Idaho to find Garnet. Having a sharp eye is important because Garnet often looks round when it’s among rocks. 

It is said that wearing a Garnet will give the wearer greater vitality and will make them feel more confident in themselves. Moreover, individuals who support it or wear it will experience a rise in enthusiasm, commitment, and devotion in various facets of their lives.


A selenite geode on a white background

Geodes, nature’s hidden treasures, are spherical rocks that contain a hollow cavity lined with crystals. The regions around the Big Lost River and Pole Creek are highlighted as primary locations for these geological wonders.

Tools such as a rock hammer, chisel, and protective eyewear are required whenever one goes gem hunting in Idaho for Geodes in Idaho. Because Geodes have a rough exterior, it is essential to dig carefully to not damage the fragile crystals within them. 

On the metaphysical properties, it is widely held that Geodes contain energy that, when focused on, can facilitate spiritual development and meditation. If a piece of the Geode is worn or affirmed, it will bring clarity, harmony, and a sense of wonder, linking the wearer to the immense universe around them. 


Black jasper crystal on a white background

Jasper, derived from the Greek word for “spotted stone,” is celebrated for its various colors and designs. In Idaho, locales such as Lewiston, North Fork Clearwater River, and the creeks of Mussellshell, Lolo, and Eldorado are known for their Jasper deposits. 

If you plan to go gem hunting in Idaho for Jasper, bring a rock hammer, chisel, and a strong bag or bucket. Jasper is easy to spot, thanks to its eye-catching color and patterning. 

It is said that the metaphysical traits of Jasper give those who wear or carry it a sense of safety and stability. Wearing accessories made from Jasper crystals or people who do affirmation using Jasper will feel more comfortable and sure of themselves.


A white opal crystal on a white background

Opal, named after the Sanskrit word “upala,” meaning precious stone, is famed for its shifting colors and shimmer. Its captivating play-of-color results from diffusing light off silica spheres within the stone.

Idaho’s Spencer Opal Mine stands as a beacon for both amateur and seasoned rockhounds, offering a chance to unearth both Common and Fire Opal varieties. 

Aspiring Opal miners should arm themselves with a pick, shovel, and a container to store their finds. Due to Opal’s fragile nature, gentle excavation techniques are recommended. 

Spiritually, Opal fosters creativity, amplifies emotions, and bolsters self-esteem. Those who adorn themselves with Opal often speak of heightened clarity, motivation, and a deeper connection to their emotions.

Petrified Wood

Petrified Wood on a white background

Over millions of years, the organic materials of wood are replaced with minerals, preserving the original structure of the tree. With its rich geological history, Idaho offers locales, like Homedale and North Fork Clearwater River, as prime spots for discovering this fossilized marvel. 

People who want to start collecting should have a rock hammer, a chisel for accuracy, and safety glasses to protect their eyes from flying rocks. The resulting specimens, with their preserved grain patterns and bright mineral colors, are a look into the past of Earth. 

Petrified Wood is believed to stabilize emotions and ground energies. Many individuals feel that it assists them in connecting with their past, understanding their present, and gaining clarity about their future. 

Those who wear Petrified Wood, display it in their homes, or include it in their collections often describe a profound sense of time, continuity, and connection to the Earth.


A Clear Quartz crystal on a white background

Quartz, one of Earth’s most abundant and diverse minerals, has been sought after for centuries for its clarity and beauty. In Idaho, particularly in areas like Pole Creek, Ruby Meadows, and the mouth of Grouse Creek, Quartz crystals can be found in abundance. 

When going rock hunting in these places, bringing a rock hammer, chisel, and a strong bag or bucket is important. Quartz looks clear or colorless, so it’s important to look out for its hexagonal prismatic crystals. 

Esteemed for its capacity to intensify energy and thought, individuals who adorn themselves with Quartz jewelry or incorporate it into affirmations frequently report accelerated spiritual growth. They often express a heightened understanding of their life’s purpose and a deeper connection to their inner being.

Star Garnet

A raw garnet on a white background

Star Garnet is not just any gemstone; it’s a rare variety that holds a special place in the heart of Idaho. Among the few places globally where it can be found, Idaho stands out, particularly in areas like the East Fork Emerald Creek and St. Maries. 

Mining for Star Garnet requires patience and a keen eye. The gem’s unique star pattern is its defining feature, so it’s crucial to handle it with care to prevent any damage. When digging, gentle strokes with the rock hammer can help unearth the gem without causing harm.

People who wear it or use it in statements often talk about how its reviving energy helps them be more creative and make their relationships stronger. The gem is a favorite of many because it helps people connect with their deepest thoughts and wants.

a custom graphic table 16 gemstones found in Idaho

How To Do Rockhounding in Idaho?

The state’s varied geology and wealth of mineral resources make it ripe for discovering various precious stones. Whether you’re just starting or are a seasoned pro, this guide will help you get the most out of your rock hunting experience.

Tools and Gear You Need to Dig and Find Crystals in Idaho

Here are some key items you’ll need:

  • Rock Hammer: A sturdy rock hammer is your primary tool for breaking rocks and uncovering crystals.
  • Chisel: A chisel is useful for more precise work, especially when extracting crystals from the surrounding rock.
  • Shovel: A sturdy shovel is essential for digging in various terrains and accessing deeper layers.
  • Bucket or Bag: You’ll need a container to collect your finds. A sturdy bag or bucket works well.
  • Protective Gear: Safety should always come first. Wear gloves to protect your hands, safety glasses to shield your eyes from debris, and appropriate clothing for the environment.
  • Sieves: This is used for sifting through gravel and sediment to find smaller crystals.
  • Pick: A pick is useful for breaking apart larger rocks and loosening stubborn materials.
  • Container for Transport: Once you’ve found your treasures, keep them safe by placing them in padded containers for transportation.
  • Rock Identification Guide: Carry a guidebook or use a mobile app to help identify the crystals you find.

How To Pack, Transport, and Cut the Crystals You Find

Once you’ve gathered your crystals, handling them with care is important to ensure they arrive home safely. You should do the following:

  • Packing: Wrap your crystals in a soft cloth or bubble wrap to prevent scratches and damage during transportation.
  • Transportation: Place your wrapped crystals in a padded container to prevent them from shifting and colliding during travel.
  • Cutting: If you’re skilled in lapidary work, you might want to cut and polish your crystals to showcase their beauty. This requires specialized equipment, like saws, grinders, and polishing wheels.

Safety Regulations for Rockhounding in Idaho

Rockhounding can be an exciting adventure. Still, it’s essential to follow safety regulations to ensure a safe experience for yourself and the environment:

  • Research Regulations: Check with local authorities or the Official Idaho Rockhounding Website for specific rules and regulations in each area.
  • Respect Private Property: Always seek permission before entering private property to hunt for crystals.
  • Stay on Designated Trails: Stick to designated trails and avoid damaging sensitive ecosystems.
  • Protect Natural Habitats: Avoid disturbing plants, animals, and other natural features. Leave the area as you found it.
  • Safety Equipment: Wear appropriate protective gear, especially when using tools. Be cautious of unstable terrain.

Tips for Rockhounding Like a Pro in Idaho

To make the most of your rockhounding experience in Idaho, consider these tips:

  • Research Locations: Research and plan your rockhounding locations. Use resources like the Official Idaho Rockhounding Website and guidebooks.
  • Be Patient: Rockhounding requires patience. Take your time to explore and uncover hidden treasures.
  • Observe Surroundings: Look for signs of crystals, like exposed veins, distinctive rocks, or previous diggings.
  • Check Weather Conditions: Be prepared for changing weather conditions, especially when exploring remote areas.
  • Respect Nature: Leave no trace of your visit. Take your trash with you and avoid damaging the environment.
  • Connect with Local Enthusiasts: Join rockhounding clubs or online forums to connect with fellow enthusiasts who can offer valuable insights and advice.


What Precious Gems are Found in Idaho?

Idaho is known for various precious gems, including Opal, Star Garnet, Almandine Garnet, Jasper, Agate, and Petrified Wood.

Is Idaho Called The Gem State?

Yes, Idaho is often called the “Gem State” due to its rich deposits of diverse gemstones and minerals.

What Stone Is Only Found in Idaho?

The Star Garnet is a unique gemstone that is found only in Idaho. It features a captivating star-like pattern and is highly sought after by collectors.

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