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Cut thunder eggs and geodes from Montana Gems. Montana Gems in beautiful Philipsburg, Montana A Handful of El Dorado sapphires. Children love to screen gravel looking for sapphires, gold, and other precious stones. Opal Mining in Idaho The mining room at Montana Gems. Screening gravel at Montana Gems in Philipsburg, MT. The sapphires found in the sapphire gravel available at Montana Gems are quite beautiful stones when cut and heat treated. The screening yard at Montana Gems in Philipsburg, MT. Children love to see what's inside a geode or thunder egg when cut by Montana Gems! Cutting a thunder egg at Montana Gems in Philipsburg, Montana. Several sapphires in various colors around a dime for reference fo scale.

Welcome to Montana Gems!

Montana Gems of Philipsburg is your source for fine Montana Sapphires including the premier Yogo sapphire, Idaho Garnets & Idaho Opals!

We do our best to bring you beautiful Montana Sapphires, Montana garnets, Montana Agates as well as Idaho Opals, Idaho Garnets and a few other local gems and minerals. Our family found we had a love of rocks, gems and mining and chose to turn that love into a business where we could share that experience with others.

At Montana Gems, you can mine sapphires using our outdoor running water flume. We offer a  variety of Montana sapphire gravels to mine on site or to purchase for an “at-home mining” experience.  Our Montana sapphire gravels include Yogo dike ore, unwashed El Dorado sapphire mine gravel and Rock Creek sapphire gravel from Melee Gulch – another private claim in the Sapphire Mountains of Philipsburg.  We create many styles of Montana sapphire jewelry set in sterling silver and 14K gold. We also incorporate our local gems into earrings, rings, pendants and bracelets. Mine your Montana Sapphire here at Montana Gems of Philipsburg and let us help you create a lasting memory in a piece of jewelry that fits your style and budget.

If you're looking for something unique, we offer custom settings for that one-of-a-kind eye-catching piece.  We also offer a large variety of settings that will accommodate your Montana sapphire or other gem, with prices starting at $49.  If you’re not looking to mine your Montana gem, check out our selection of loose Montana Sapphires, Idaho and Montana Garnets or Idaho Opals.  If you don’t find what you’re looking for, our cutters can generally finish a gem to your specifications.

Our retail store located in Philipsburg, Montana also offers Geodes and thunder-eggs cut while you watch that are always a fun surprise! We carry Yogo ore gift bags, mineral specimens, crystals, souvenirs, a large knife selection and more. Choose Montana Gems of Philipsburg for a great experience that will last a lifetime.