Montana rocks and minerals

Montana Blue Jewel Mine, Helena: See 49 reviews, articles, and 40 photos of Montana Blue Jewel Mine, ranked No.13 on TripAdvisor among 54 attractions in Helena.

Myrickite is a local variety of agatized or opalized chalcedony. Their red and orange colors mimic the color of dangerous animals that means stay away.

Embark on a thrilling adventure of uncovering geodes in the expansive terrains of Montana. Our freshly updated 2023 guide outlines the best locations to begin your exploration. Let the beauty of Montana's geodes captivate your curiosity and ignite your passion for gem hunting.

Many gold deposits in Montana are impressive! Montana has produced some of the largest gold nuggets in the US and several gold deposits potentially are economic. The geology of the state is favorable for many additional discoveries particularly since the state is underlain by an Archean Craton similar to the great gold districts in Australia, Canada and South Africa. Additionally, Montana has potential for discovery of significant diamond and other gemstone deposits.

Montana is a rockhounder's paradise, famous for its sapphire mines. Montana offers several notable locations for those interested in digging...

See how many of these rocks and fossils you've spotted on the shore.

Get the inside scoop on the best public places to mine for crystals and gems across the United States. This comprehensive guide not only lists the best spots in every state but also details the types of gems you can find and how to prepare for your mining expedition. Whether you're new to gem hunting or looking to explore new locations, this is your go-to resource.

Montana is definitely on the shortlist of must-visit states for rock and mineral collectors. The expansive and impressive landscape promises an adventure wherever you go, so it’s no wonder that rockhounding is an extremely popular hobby here. The geology of Montana is dominated by relatively recent volcanic activity in the west, which is largely responsible …

Want to impress your friend with your rock knowledge? Here are 30 types of rocks that you ought to know to get you started.

Here's a complete guide to the excellent sites where you can find agates in Montana, including a discussion of the types of agate you can uncover here.

Obsidian comes in a staggering range of colors and shapes, it can be hard to keep up! Here's some of the most common and rarest varieties of obsidian

Visit Montana’s Rock Creek sapphire mining area with a GIA field expedition and witness the recovery of these beautiful stones directly from the source.

Are you a passionate rock collector seeking ways to enhance the beauty of your finds? Look no further! Our all-new guide shares expert techniques for cleaning rocks and minerals without causing damage. It's time to let your collection shine!

Montana, known as the Treasure State, is not only rich in natural beauty but also in precious gemstones. With its vast landscapes and mineral-rich soil, it's no wonder that gem mining has become a popular activity for both locals and tourists alike. In this blog post, we will explore the world of gem mining in Montana, from sapphires to the garnets!